Collection: Knobs - Ball - Knock On Phenolic

Knobs (With Images)

Ball

Female Threaded
Knock On Phenolic
Male Threaded

13 Products in this selection

Moulded from black phenolic resin.
Light Weight.
Thermal insulating.
Non corrosive.
POK Type have a ribbed insert. Shaft should be 0 to 0.007 mm undersized for best results
712 Type suit standard metric rod

Additional resources:
Knobs PDF Quick Guide by Thread Size

Thread or Hole Size	Ball Diameter (A)	Thread Length	Colour	Style
4.00 mm Push On	16.00 mm		Black
Material: Phenolic Hole Type: Slightly Oversized
Part Number: KF040-016-KOPH (5 Pcs) Ball Knobs - 4.00 mm Push On x 16 mm - 1 pack (5 pcs) Available Immediately \| Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity Regular price $8.00 AUD Regular price ~~$13.20 AUD~~ Sale price $8.00 AUD Unit price per Per 5
Thread or Hole Size	Ball Diameter (A)	Thread Length	Colour	Indicative Image
4.00 mm Push On	16.00 mm		Black
Material: Phenolic Hole Type: Slightly Oversized
Part Number: KF040-016-KOPH (5 Pcs) Ball Knobs - 4.00 mm Push On x 16 mm - 1 pack (5 pcs) Available Immediately \| Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity Regular price $8.00 AUD Regular price ~~$13.20 AUD~~ Sale price $8.00 AUD Unit price per Per 5
KF040-016-KOPH (5 Pcs) --- Ball Knobs - 4.00 mm Push On x 16 mm - Phenolic Sale KF040-016-KOPH (5 Pcs) --- Ball Knobs - 4.00 mm Push On x 16 mm - Phenolic Regular price $8.00 AUD Regular price ~~$13.20 AUD~~ Sale price $8.00 AUD Unit price per 1 Available Now Sale
4.76 mm Push On	19.05 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF048-019-KOPH Ball Knobs - 4.76 mm Push On x 19.05 mm - 8 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $13.41 AUD Regular price Sale price $13.41 AUD Unit price per Each
4.76 mm Push On	19.05 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF048-019-KOPH Ball Knobs - 4.76 mm Push On x 19.05 mm - 8 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $13.41 AUD Regular price Sale price $13.41 AUD Unit price per Each View the product page first if you are unsure.
KF048-019-KOPH --- Ball Knobs - 4.76 mm Push On x 19.05 mm - Phenolic KF048-019-KOPH --- Ball Knobs - 4.76 mm Push On x 19.05 mm - Phenolic Regular price $13.41 AUD Regular price Sale price $13.41 AUD Unit price per 8 Available Now
6.35 mm Knock On	19.05 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF064-019-KOPH Ball Knobs - 6.35 mm Knock On x 19.05 mm - Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $26.77 AUD Regular price Sale price $26.77 AUD Unit price per Each
6.35 mm Knock On	19.05 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF064-019-KOPH Ball Knobs - 6.35 mm Knock On x 19.05 mm - Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $26.77 AUD Regular price Sale price $26.77 AUD Unit price per Each View the product page first if you are unsure.
KF064-019-KOPH --- Ball Knobs - 6.35 mm Knock On x 19.05 mm - Phenolic KF064-019-KOPH --- Ball Knobs - 6.35 mm Knock On x 19.05 mm - Phenolic Regular price $26.77 AUD Regular price Sale price $26.77 AUD Unit price per Out of stock! Backorder Now
6.35 mm Knock On	25.40 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF064-025-KOPH Ball Knobs - 6.35 mm Knock On x 25.4 mm - Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $8.95 AUD Regular price Sale price $8.95 AUD Unit price per Each
6.35 mm Knock On	25.40 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF064-025-KOPH Ball Knobs - 6.35 mm Knock On x 25.4 mm - Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $8.95 AUD Regular price Sale price $8.95 AUD Unit price per Each View the product page first if you are unsure.
KF064-025-KOPH --- Ball Knobs - 6.35 mm Knock On x 25.4 mm - Phenolic KF064-025-KOPH --- Ball Knobs - 6.35 mm Knock On x 25.4 mm - Phenolic Regular price $8.95 AUD Regular price Sale price $8.95 AUD Unit price per Out of stock! Backorder Now
6.35 mm Knock On	31.75 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF064-032-KOPH Ball Knobs - 6.35 mm Knock On x 31.75 mm - 1 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $11.14 AUD Regular price Sale price $11.14 AUD Unit price per Each
6.35 mm Knock On	31.75 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF064-032-KOPH Ball Knobs - 6.35 mm Knock On x 31.75 mm - 1 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $11.14 AUD Regular price Sale price $11.14 AUD Unit price per Each View the product page first if you are unsure.
KF064-032-KOPH --- Ball Knobs - 6.35 mm Knock On x 31.75 mm - Phenolic KF064-032-KOPH --- Ball Knobs - 6.35 mm Knock On x 31.75 mm - Phenolic Regular price $11.14 AUD Regular price Sale price $11.14 AUD Unit price per 1 Available Now
7.94 mm Knock On	25.40 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF079-025-KOPH Ball Knobs - 7.94 mm Knock On x 25.4 mm - 2 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $10.77 AUD Regular price Sale price $10.77 AUD Unit price per Each
7.94 mm Knock On	25.40 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF079-025-KOPH Ball Knobs - 7.94 mm Knock On x 25.4 mm - 2 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $10.77 AUD Regular price Sale price $10.77 AUD Unit price per Each View the product page first if you are unsure.
KF079-025-KOPH --- Ball Knobs - 7.94 mm Knock On x 25.4 mm - Phenolic KF079-025-KOPH --- Ball Knobs - 7.94 mm Knock On x 25.4 mm - Phenolic Regular price $10.77 AUD Regular price Sale price $10.77 AUD Unit price per 2 Available Now
9.53 mm Knock On	31.75 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF095-032-KOPH Ball Knobs - 9.53 mm Knock On x 31.75 mm - 1 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $12.50 AUD Regular price Sale price $12.50 AUD Unit price per Each
9.53 mm Knock On	31.75 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF095-032-KOPH Ball Knobs - 9.53 mm Knock On x 31.75 mm - 1 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $12.50 AUD Regular price Sale price $12.50 AUD Unit price per Each View the product page first if you are unsure.
KF095-032-KOPH --- Ball Knobs - 9.53 mm Knock On x 31.75 mm - Phenolic KF095-032-KOPH --- Ball Knobs - 9.53 mm Knock On x 31.75 mm - Phenolic Regular price $12.50 AUD Regular price Sale price $12.50 AUD Unit price per 1 Available Now
9.53 mm Knock On	38.10 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF095-038-KOPH Ball Knobs - 9.53 mm Knock On x 38.1 mm - 2 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $19.32 AUD Regular price Sale price $19.32 AUD Unit price per Each
9.53 mm Knock On	38.10 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF095-038-KOPH Ball Knobs - 9.53 mm Knock On x 38.1 mm - 2 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $19.32 AUD Regular price Sale price $19.32 AUD Unit price per Each View the product page first if you are unsure.
KF095-038-KOPH --- Ball Knobs - 9.53 mm Knock On x 38.1 mm - Phenolic KF095-038-KOPH --- Ball Knobs - 9.53 mm Knock On x 38.1 mm - Phenolic Regular price $19.32 AUD Regular price Sale price $19.32 AUD Unit price per 2 Available Now
12.70 mm Knock On	38.10 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF127-038-KOPH Ball Knobs - 12.70 mm Knock On x 38.1 mm - Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $20.32 AUD Regular price Sale price $20.32 AUD Unit price per Each
12.70 mm Knock On	38.10 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF127-038-KOPH Ball Knobs - 12.70 mm Knock On x 38.1 mm - Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $20.32 AUD Regular price Sale price $20.32 AUD Unit price per Each View the product page first if you are unsure.
KF127-038-KOPH --- Ball Knobs - 12.70 mm Knock On x 38.1 mm - Phenolic KF127-038-KOPH --- Ball Knobs - 12.70 mm Knock On x 38.1 mm - Phenolic Regular price $20.32 AUD Regular price Sale price $20.32 AUD Unit price per Out of stock! Backorder Now
12.70 mm Knock On	44.45 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF127-044-KOPH Ball Knobs - 12.70 mm Knock On x 44.45 mm - Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $22.32 AUD Regular price Sale price $22.32 AUD Unit price per Each
12.70 mm Knock On	44.45 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF127-044-KOPH Ball Knobs - 12.70 mm Knock On x 44.45 mm - Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $22.32 AUD Regular price Sale price $22.32 AUD Unit price per Each View the product page first if you are unsure.
KF127-044-KOPH --- Ball Knobs - 12.70 mm Knock On x 44.45 mm - Phenolic KF127-044-KOPH --- Ball Knobs - 12.70 mm Knock On x 44.45 mm - Phenolic Regular price $22.32 AUD Regular price Sale price $22.32 AUD Unit price per Out of stock! Backorder Now
12.70 mm Knock On	50.80 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF127-051-KOPH Ball Knobs - 12.70 mm Knock On x 50.8 mm - Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $19.77 AUD Regular price Sale price $19.77 AUD Unit price per Each
12.70 mm Knock On	50.80 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF127-051-KOPH Ball Knobs - 12.70 mm Knock On x 50.8 mm - Out of Stock \| Backorder Now \| Orders can be expected around Fri, Mar 21, 2025 Regular price $19.77 AUD Regular price Sale price $19.77 AUD Unit price per Each View the product page first if you are unsure.
KF127-051-KOPH --- Ball Knobs - 12.70 mm Knock On x 50.8 mm - Phenolic KF127-051-KOPH --- Ball Knobs - 12.70 mm Knock On x 50.8 mm - Phenolic Regular price $19.77 AUD Regular price Sale price $19.77 AUD Unit price per Out of stock! Backorder Now
15.88 mm Knock On	44.45 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF159-044-KOPH Ball Knobs - 15.88 mm Knock On x 44.45 mm - 1 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $17.23 AUD Regular price Sale price $17.23 AUD Unit price per Each
15.88 mm Knock On	44.45 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF159-044-KOPH Ball Knobs - 15.88 mm Knock On x 44.45 mm - 1 Available Immediately \| Further orders can be expected around Fri, Mar 21, 2025 Regular price $17.23 AUD Regular price Sale price $17.23 AUD Unit price per Each View the product page first if you are unsure.
KF159-044-KOPH --- Ball Knobs - 15.88 mm Knock On x 44.45 mm - Phenolic KF159-044-KOPH --- Ball Knobs - 15.88 mm Knock On x 44.45 mm - Phenolic Regular price $17.23 AUD Regular price Sale price $17.23 AUD Unit price per 1 Available Now
15.88 mm Knock On	50.80 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF159-051-KOPH Ball Knobs - 15.88 mm Knock On x 50.8 mm - 2 Available Immediately \| Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity Regular price $8.59 AUD Regular price ~~$12.89 AUD~~ Sale price $8.59 AUD Unit price per Each
15.88 mm Knock On	50.80 mm		Black
Material: Phenolic Hole Type: Ribbed Insert
Part Number: KF159-051-KOPH Ball Knobs - 15.88 mm Knock On x 50.8 mm - 2 Available Immediately \| Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity Regular price $8.59 AUD Regular price ~~$12.89 AUD~~ Sale price $8.59 AUD Unit price per Each
KF159-051-KOPH --- Ball Knobs - 15.88 mm Knock On x 50.8 mm - Phenolic Sale KF159-051-KOPH --- Ball Knobs - 15.88 mm Knock On x 50.8 mm - Phenolic Regular price $8.59 AUD Regular price ~~$12.89 AUD~~ Sale price $8.59 AUD Unit price per 2 Available Now Sale