Collection: Knobs - Lobe - Three Lobe - Male

Knobs -> Lobe -> Three Lobe -> Male
Thread Size Head Diameter (A) Thread Length Colour Hub Diameter (C) Hub Length Resting (D) Indicative
Image
Lobe Knobs - 5/16-18 UNC - 7.94mm - 39.88x25.4 mm Three Lobe - Plated Steel Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
39.88
mm

(Equiv. 1.57 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Colour
Black
Hub Diameter (C)
16.00
mm
Hub Length Resting (D)
7.87
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 39.88x25.4 mm - Plated Steel
Material: Plated Steel    Hub Length Working (D): 24.89 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM079C-040-3L (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $6.86 AUD
Regular price $8.24 AUD Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size Head Diameter (A) Thread Length Colour Indicative
Image
Lobe Knobs - 5/16-18 UNC - 7.94mm - 39.88x25.4 mm Three Lobe - Plated Steel Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
39.88
mm

(Equiv. 1.57 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Colour
Black
Lobe Knobs - 5/16-18 UNC -7.94mm- 39.88x25.4 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 16.00 mm    Hub Length Resting (D): 7.87 mm    Hub Length Working (D): 24.89 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM079C-040-3L (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $6.86 AUD
Regular price $8.24 AUD Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 39.88x38.1 mm Three Lobe - Plated Steel Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
39.88
mm

(Equiv. 1.57 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Colour
Black
Hub Diameter (C)
16.00
mm
Hub Length Resting (D)
7.87
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 39.88x38.1 mm - Plated Steel
Material: Plated Steel    Hub Length Working (D): 24.89 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM079C-040-3LL (Each)
4 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $7.41 AUD
Regular price Sale price $7.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 39.88x38.1 mm Three Lobe - Plated Steel Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
39.88
mm

(Equiv. 1.57 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Colour
Black
Lobe Knobs - 5/16-18 UNC -7.94mm- 39.88x38.1 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 16.00 mm    Hub Length Resting (D): 7.87 mm    Hub Length Working (D): 24.89 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM079C-040-3LL (Each)
4 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $7.41 AUD
Regular price Sale price $7.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

4 Available Now. Backorder if more than 4.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x19.1 mm Three Lobe - Plastic with Insert Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
19.1
mm

(Equiv. 0.752 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x19.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM079C-050-3L-SAF19 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $11.05 AUD
Regular price $13.25 AUD Sale price $11.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x19.1 mm Three Lobe - Plastic with Insert Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
19.1
mm

(Equiv. 0.752 in.)
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x19.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM079C-050-3L-SAF19 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $11.05 AUD
Regular price $13.25 AUD Sale price $11.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x25.4 mm Three Lobe - Plastic with Insert Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x25.4 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM079C-050-3L-SAF25 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $11.50 AUD
Regular price $13.80 AUD Sale price $11.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x25.4 mm Three Lobe - Plastic with Insert Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x25.4 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM079C-050-3L-SAF25 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $11.50 AUD
Regular price $13.80 AUD Sale price $11.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x25.4 mm Three Lobe - Plated Steel Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Colour
Black
Hub Diameter (C)
21.08
mm
Hub Length Resting (D)
8.89
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x25.4 mm - Plated Steel
Material: Plated Steel    Hub Length Working (D): 30.99 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM079C-050-3L (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $9.50 AUD
Regular price $11.40 AUD Sale price $9.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x25.4 mm Three Lobe - Plated Steel Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Colour
Black
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x25.4 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 21.08 mm    Hub Length Resting (D): 8.89 mm    Hub Length Working (D): 30.99 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM079C-050-3L (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $9.50 AUD
Regular price $11.40 AUD Sale price $9.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x38.1 mm Three Lobe - Plastic with Insert Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x38.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM079C-050-3L-SAF38 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $14.50 AUD
Regular price $17.40 AUD Sale price $14.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x38.1 mm Three Lobe - Plastic with Insert Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x38.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM079C-050-3L-SAF38 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $14.50 AUD
Regular price $17.40 AUD Sale price $14.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x44.5 mm Three Lobe - Plated Steel Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
44.5
mm

(Equiv. 1.752 in.)
Colour
Black
Hub Diameter (C)
21.08
mm
Hub Length Resting (D)
8.89
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x44.5 mm - Plated Steel
Material: Plated Steel    Hub Length Working (D): 30.99 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM079C-050-3LL (Each)
7 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $6.50 AUD
Regular price $7.80 AUD Sale price $6.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 7 available can be backordered.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x44.5 mm Three Lobe - Plated Steel Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
44.5
mm

(Equiv. 1.752 in.)
Colour
Black
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x44.5 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 21.08 mm    Hub Length Resting (D): 8.89 mm    Hub Length Working (D): 30.99 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM079C-050-3LL (Each)
7 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $6.50 AUD
Regular price $7.80 AUD Sale price $6.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

7 Available Now. Backorder if more than 7.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 55.12x25.4 mm Three Lobe - Zinc Plated Steel Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
55.12
mm

(Equiv. 2.17 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Colour
Black
Hub Diameter (C)
20.57
mm
Hub Length Resting (D)
3.81
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 55.12x25.4 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Hub Length Working (D): 27.43 mm   
Category: Knobs - Lobe - Three Lobe - Male - Soft Touch
Part Number: KM079C-055-3L-SFT (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $6.68 AUD
Regular price $8.02 AUD Sale price $6.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 5/16-18 UNC - 7.94mm - 55.12x25.4 mm Three Lobe - Zinc Plated Steel Knob
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
55.12
mm

(Equiv. 2.17 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Colour
Black
Lobe Knobs - 5/16-18 UNC -7.94mm- 55.12x25.4 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Hub Diameter (C): 20.57 mm    Hub Length Resting (D): 3.81 mm    Hub Length Working (D): 27.43 mm   
Category: Knobs - Lobe - Three Lobe - Male - Soft Touch
Part Number: KM079C-055-3L-SFT (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $6.68 AUD
Regular price $8.02 AUD Sale price $6.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 40x20 mm Three Lobe - Steel Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
40
mm

(Equiv. 1.575 in.)
Thread Length
20
mm

(Equiv. 0.787 in.)
Colour
Black
Hub Diameter (C)
22.00
mm
Hub Length Resting (D)
10.000
mm
Lobe Knobs - M8 -8x1.25mm- 40x20 mm - Steel
Material: Steel    Hub Length Working (D): 21.00 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM080M-040-3L20 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Feb 03, 2026
Regular price $4.41 AUD
Regular price $5.29 AUD Sale price $4.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 40x20 mm Three Lobe - Steel Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
40
mm

(Equiv. 1.575 in.)
Thread Length
20
mm

(Equiv. 0.787 in.)
Colour
Black
Lobe Knobs - M8 -8x1.25mm- 40x20 mm - Steel
Material: Steel    Hub Diameter (C): 22.00 mm    Hub Length Resting (D): 10.000 mm    Hub Length Working (D): 21.00 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM080M-040-3L20 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Feb 03, 2026
Regular price $4.41 AUD
Regular price $5.29 AUD Sale price $4.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 40x25 mm Three Lobe - Steel Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
40
mm

(Equiv. 1.575 in.)
Thread Length
25
mm

(Equiv. 0.984 in.)
Colour
Black
Hub Diameter (C)
22.00
mm
Hub Length Resting (D)
10.000
mm
Lobe Knobs - M8 -8x1.25mm- 40x25 mm - Steel
Material: Steel    Hub Length Working (D): 21.00 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM080M-040-3L25 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Feb 03, 2026
Regular price $4.41 AUD
Regular price $5.29 AUD Sale price $4.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 40x25 mm Three Lobe - Steel Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
40
mm

(Equiv. 1.575 in.)
Thread Length
25
mm

(Equiv. 0.984 in.)
Colour
Black
Lobe Knobs - M8 -8x1.25mm- 40x25 mm - Steel
Material: Steel    Hub Diameter (C): 22.00 mm    Hub Length Resting (D): 10.000 mm    Hub Length Working (D): 21.00 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM080M-040-3L25 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Feb 03, 2026
Regular price $4.41 AUD
Regular price $5.29 AUD Sale price $4.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 40x30 mm Three Lobe - Steel Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
40
mm

(Equiv. 1.575 in.)
Thread Length
30
mm

(Equiv. 1.181 in.)
Colour
Black
Hub Diameter (C)
22.00
mm
Hub Length Resting (D)
10.000
mm
Lobe Knobs - M8 -8x1.25mm- 40x30 mm - Steel
Material: Steel    Hub Length Working (D): 21.00 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM080M-040-3L30 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Feb 03, 2026
Regular price $4.41 AUD
Regular price $5.29 AUD Sale price $4.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 40x30 mm Three Lobe - Steel Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
40
mm

(Equiv. 1.575 in.)
Thread Length
30
mm

(Equiv. 1.181 in.)
Colour
Black
Lobe Knobs - M8 -8x1.25mm- 40x30 mm - Steel
Material: Steel    Hub Diameter (C): 22.00 mm    Hub Length Resting (D): 10.000 mm    Hub Length Working (D): 21.00 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM080M-040-3L30 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Feb 03, 2026
Regular price $4.41 AUD
Regular price $5.29 AUD Sale price $4.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 50x15 mm Three Lobe - Plastic with Insert Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
15.0
mm

(Equiv. 0.591 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M8 -8x1.25mm- 50x15 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM080M-050-3L-SAF15 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $13.59 AUD
Regular price $16.31 AUD Sale price $13.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 50x15 mm Three Lobe - Plastic with Insert Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
15.0
mm

(Equiv. 0.591 in.)
Lobe Knobs - M8 -8x1.25mm- 50x15 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM080M-050-3L-SAF15 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $13.59 AUD
Regular price $16.31 AUD Sale price $13.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 50x20 mm Three Lobe - Plastic with Insert Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
20.0
mm

(Equiv. 0.787 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M8 -8x1.25mm- 50x20 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM080M-050-3L-SAF20 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $14.23 AUD
Regular price $17.07 AUD Sale price $14.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 50x20 mm Three Lobe - Plastic with Insert Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
20.0
mm

(Equiv. 0.787 in.)
Lobe Knobs - M8 -8x1.25mm- 50x20 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM080M-050-3L-SAF20 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $14.23 AUD
Regular price $17.07 AUD Sale price $14.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 50x33 mm Three Lobe - Plastic with Insert Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
33.0
mm

(Equiv. 1.299 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M8 -8x1.25mm- 50x33 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM080M-050-3L-SAF33 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $14.05 AUD
Regular price $16.85 AUD Sale price $14.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 50x33 mm Three Lobe - Plastic with Insert Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
33.0
mm

(Equiv. 1.299 in.)
Lobe Knobs - M8 -8x1.25mm- 50x33 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM080M-050-3L-SAF33 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $14.05 AUD
Regular price $16.85 AUD Sale price $14.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 50x47 mm Three Lobe - Plastic Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
47.0
mm

(Equiv. 1.85 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M8 -8x1.25mm- 50x47 mm - Plastic
Material: Plastic    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM080M-050-3L-SAF47 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $14.14 AUD
Regular price $16.96 AUD Sale price $14.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M8 - 8x1.25mm - 50x47 mm Three Lobe - Plastic Knob
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
47.0
mm

(Equiv. 1.85 in.)
Lobe Knobs - M8 -8x1.25mm- 50x47 mm - Plastic
Material: Plastic    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM080M-050-3L-SAF47 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $14.14 AUD
Regular price $16.96 AUD Sale price $14.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 39.88x25.4 mm Three Lobe - Plated Steel Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
39.88
mm

(Equiv. 1.57 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Colour
Black
Hub Diameter (C)
16.00
mm
Hub Length Resting (D)
7.87
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 39.88x25.4 mm - Plated Steel
Material: Plated Steel    Hub Length Working (D): 24.89 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM095C-040-3L (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $7.50 AUD
Regular price $9.00 AUD Sale price $7.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 39.88x25.4 mm Three Lobe - Plated Steel Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
39.88
mm

(Equiv. 1.57 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Colour
Black
Lobe Knobs - 3/8-16 UNC -9.53mm- 39.88x25.4 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 16.00 mm    Hub Length Resting (D): 7.87 mm    Hub Length Working (D): 24.89 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM095C-040-3L (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $7.50 AUD
Regular price $9.00 AUD Sale price $7.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 39.88x38.1 mm Three Lobe - Plated Steel Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
39.88
mm

(Equiv. 1.57 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Colour
Black
Hub Diameter (C)
16.00
mm
Hub Length Resting (D)
7.87
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 39.88x38.1 mm - Plated Steel
Material: Plated Steel    Hub Length Working (D): 24.89 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM095C-040-3LL (Each)
1 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $8.14 AUD
Regular price Sale price $8.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 39.88x38.1 mm Three Lobe - Plated Steel Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
39.88
mm

(Equiv. 1.57 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Colour
Black
Lobe Knobs - 3/8-16 UNC -9.53mm- 39.88x38.1 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 16.00 mm    Hub Length Resting (D): 7.87 mm    Hub Length Working (D): 24.89 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM095C-040-3LL (Each)
1 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $8.14 AUD
Regular price Sale price $8.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x25.4 mm Three Lobe - Plastic with Insert Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x25.4 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM095C-050-3L-SAF25 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $12.23 AUD
Regular price $14.67 AUD Sale price $12.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x25.4 mm Three Lobe - Plastic with Insert Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x25.4 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM095C-050-3L-SAF25 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $12.23 AUD
Regular price $14.67 AUD Sale price $12.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x25.4 mm Three Lobe - Plated Steel Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Colour
Black
Hub Diameter (C)
21.08
mm
Hub Length Resting (D)
8.89
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x25.4 mm - Plated Steel
Material: Plated Steel    Hub Length Working (D): 30.99 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM095C-050-3LS (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $10.05 AUD
Regular price $12.05 AUD Sale price $10.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x25.4 mm Three Lobe - Plated Steel Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Colour
Black
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x25.4 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 21.08 mm    Hub Length Resting (D): 8.89 mm    Hub Length Working (D): 30.99 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM095C-050-3LS (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $10.05 AUD
Regular price $12.05 AUD Sale price $10.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x38.1 mm Three Lobe - Plastic with Insert Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x38.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM095C-050-3L-SAF38 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $13.05 AUD
Regular price $15.65 AUD Sale price $13.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x38.1 mm Three Lobe - Plastic with Insert Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x38.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM095C-050-3L-SAF38 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $13.05 AUD
Regular price $15.65 AUD Sale price $13.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x38.1 mm Three Lobe - Plated Steel Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Colour
Black
Hub Diameter (C)
21.08
mm
Hub Length Resting (D)
8.89
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x38.1 mm - Plated Steel
Material: Plated Steel    Hub Length Working (D): 30.99 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM095C-050-3L (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $9.77 AUD
Regular price $11.73 AUD Sale price $9.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x38.1 mm Three Lobe - Plated Steel Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Colour
Black
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x38.1 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 21.08 mm    Hub Length Resting (D): 8.89 mm    Hub Length Working (D): 30.99 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM095C-050-3L (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $9.77 AUD
Regular price $11.73 AUD Sale price $9.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x50.8 mm Three Lobe - Plated Steel Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
50.8
mm

(Equiv. 2 in.)
Colour
Black
Hub Diameter (C)
21.08
mm
Hub Length Resting (D)
8.89
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x50.8 mm - Plated Steel
Material: Plated Steel    Hub Length Working (D): 30.99 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM095C-050-3LL (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $10.86 AUD
Regular price $13.04 AUD Sale price $10.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x50.8 mm Three Lobe - Plated Steel Knob
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
50.8
mm

(Equiv. 2 in.)
Colour
Black
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x50.8 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 21.08 mm    Hub Length Resting (D): 8.89 mm    Hub Length Working (D): 30.99 mm   
Category: Knobs - Lobe - Three Lobe - Male - Standard
Part Number: KM095C-050-3LL (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $10.86 AUD
Regular price $13.04 AUD Sale price $10.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M10 - 10x1.5mm - 50x20 mm Three Lobe - Plastic with Insert Knob
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
20.0
mm

(Equiv. 0.787 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M10 -10x1.5mm- 50x20 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM100M-050-3L-SAF20 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $17.68 AUD
Regular price $21.22 AUD Sale price $17.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M10 - 10x1.5mm - 50x20 mm Three Lobe - Plastic with Insert Knob
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
20.0
mm

(Equiv. 0.787 in.)
Lobe Knobs - M10 -10x1.5mm- 50x20 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM100M-050-3L-SAF20 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $17.68 AUD
Regular price $21.22 AUD Sale price $17.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M10 - 10x1.5mm - 50x30 mm Three Lobe - Plastic with Insert Knob
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
30.0
mm

(Equiv. 1.181 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M10 -10x1.5mm- 50x30 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM100M-050-3L-SAF30 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $16.41 AUD
Regular price $19.69 AUD Sale price $16.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Lobe Knobs - M10 - 10x1.5mm - 50x30 mm Three Lobe - Plastic with Insert Knob
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
30.0
mm

(Equiv. 1.181 in.)
Lobe Knobs - M10 -10x1.5mm- 50x30 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Category: Knobs - Lobe - Three Lobe - Male - Safety
Part Number: KM100M-050-3L-SAF30 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $16.41 AUD
Regular price $19.69 AUD Sale price $16.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.