Collection: Knobs - Ball - Female Threaded

Knobs -> Ball -> Female Threaded

There are 63 products in the sub-categories of Knobs - Ball - Female Threaded. Scroll down or follow the link to Knobs - Ball - Female Threaded in the products table to see all these items combined into a handy table with filters. To narrow down the selection, please choose a sub-category from the links below.

Category Details

This category includes various types of ball knobs.
  • An expanded range may be available on special order. Please enquire.

Small Parts & Bearings

Additional resources:


A more comprehensive listing may be found in the Knobs - Ball - Female Threaded category on the MBA Minibearings main store.
Thread or Hole Size Diameter Thread Depth (C) Colour Style Indicative
Image
Ball Knobs - M4 - 4x0.7mm - 16 - - Female Threaded - Thermoplastic Knob
Thread or Hole Size
M4 (4x0.7mm)

Diameter
16.00
mm

(Equiv. 0.63 in.)
Ball Knobs - M4 -4x0.7mm- 16 - - - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF040M-016-TTPL-BR (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $7.59 AUD
Regular price Sale price $7.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread or Hole Size Diameter Thread Depth (C) Colour Indicative
Image
Ball Knobs - M4 - 4x0.7mm - 16 - - Female Threaded - Thermoplastic Knob
Thread or Hole Size
M4 (4x0.7mm)

Diameter
16.00
mm

(Equiv. 0.63 in.)
Ball Knobs - M4 -4x0.7mm- 16 - - - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF040M-016-TTPL-BR (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $7.59 AUD
Regular price Sale price $7.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Ball Knobs - M4 - 4x0.7mm - 16x7 mm Female Threaded - Thermoplastic Knob
Thread or Hole Size
M4 (4x0.7mm)

Diameter
16.00
mm

(Equiv. 0.63 in.)
Thread Depth (C)
7.0
mm

(Equiv. 0.276 in.)
Ball Knobs - M4 -4x0.7mm- 16x7 mm - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF040M-016-TTPL-TT (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $2.68 AUD
Regular price Sale price $2.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Ball Knobs - M4 - 4x0.7mm - 16x7 mm Female Threaded - Thermoplastic Knob
Thread or Hole Size
M4 (4x0.7mm)

Diameter
16.00
mm

(Equiv. 0.63 in.)
Thread Depth (C)
7.0
mm

(Equiv. 0.276 in.)
Ball Knobs - M4 -4x0.7mm- 16x7 mm - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF040M-016-TTPL-TT (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $2.68 AUD
Regular price Sale price $2.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Ball Knobs - M4 - 4x0.7mm - 16x7.2 mm Female Threaded - Stainless Steel Knob
Thread or Hole Size
M4 (4x0.7mm)

Diameter
16.00
mm

(Equiv. 0.63 in.)
Thread Depth (C)
7.2
mm

(Equiv. 0.283 in.)
Ball Knobs - M4 -4x0.7mm- 16x7.2 mm - Stainless Steel
Material: Stainless Steel   
Category: Knobs - Ball - Female Threaded - Stainless Steel
Part Number: KF040M-016-T303 (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $39.68 AUD
Regular price Sale price $39.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Ball Knobs - M4 - 4x0.7mm - 16x7.2 mm Female Threaded - Stainless Steel Knob
Thread or Hole Size
M4 (4x0.7mm)

Diameter
16.00
mm

(Equiv. 0.63 in.)
Thread Depth (C)
7.2
mm

(Equiv. 0.283 in.)
Ball Knobs - M4 -4x0.7mm- 16x7.2 mm - Stainless Steel
Material: Stainless Steel   
Category: Knobs - Ball - Female Threaded - Stainless Steel
Part Number: KF040M-016-T303 (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $39.68 AUD
Regular price Sale price $39.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Ball Knobs - 8-32 UNC - 4.17mm - 15.88 - - Female Threaded - Aluminium Knob
Thread or Hole Size
8-32 UNC (4.17mm)

Diameter
15.88
mm

(Equiv. 0.625 in.)
Ball Knobs - 8-32 UNC -4.17mm- 15.88  - Aluminium
Material: Aluminium   
Category: Knobs - Ball - Female Threaded - Polished Aluminium
Part Number: KF042C-016-TPAL (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $12.86 AUD
Regular price $24.07 AUD Sale price $12.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Ball Knobs - 8-32 UNC - 4.17mm - 15.88 - - Female Threaded - Aluminium Knob
Thread or Hole Size
8-32 UNC (4.17mm)

Diameter
15.88
mm

(Equiv. 0.625 in.)
Ball Knobs - 8-32 UNC -4.17mm- 15.88  - Aluminium
Material: Aluminium   
Category: Knobs - Ball - Female Threaded - Polished Aluminium
Part Number: KF042C-016-TPAL (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $12.86 AUD
Regular price $24.07 AUD Sale price $12.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Ball Knobs - 8-32 UNC - 4.17mm - 16.89x6.4 mm Female Threaded - Phenolic Knob
Thread or Hole Size
8-32 UNC (4.17mm)

Diameter
16.89
mm

(Equiv. 0.665 in.)
Thread Depth (C)
6.4
mm

(Equiv. 0.252 in.)
Ball Knobs - 8-32 UNC -4.17mm- 16.89x6.4 mm - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF042-017-TPHS (Each)
1 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $1.86 AUD
Regular price $3.25 AUD Sale price $1.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Ball Knobs - 8-32 UNC - 4.17mm - 16.89x6.4 mm Female Threaded - Phenolic Knob
Thread or Hole Size
8-32 UNC (4.17mm)

Diameter
16.89
mm

(Equiv. 0.665 in.)
Thread Depth (C)
6.4
mm

(Equiv. 0.252 in.)
Ball Knobs - 8-32 UNC -4.17mm- 16.89x6.4 mm - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF042-017-TPHS (Each)
1 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $1.86 AUD
Regular price $3.25 AUD Sale price $1.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.
Ball Knobs - 8-32 UNC - 4.17mm - 19.05 - - Female Threaded - Phenolic Knob
Thread or Hole Size
8-32 UNC (4.17mm)

Diameter
19.05
mm

(Equiv. 0.75 in.)
Colour
Black
Ball Knobs - 8-32 UNC -4.17mm- 19.05 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF042C-019-TPH-IN (Each)
9 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $11.77 AUD
Regular price Sale price $11.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 9 available can be backordered.
Ball Knobs - 8-32 UNC - 4.17mm - 19.05 - - Female Threaded - Phenolic Knob
Thread or Hole Size
8-32 UNC (4.17mm)

Diameter
19.05
mm

(Equiv. 0.75 in.)
Colour
Black
Ball Knobs - 8-32 UNC -4.17mm- 19.05 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF042C-019-TPH-IN (Each)
9 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $11.77 AUD
Regular price Sale price $11.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

9 Available Now. Backorder if more than 9.
Ball Knobs - 10-24 UNC - 4.76mm - 19.05x9.5 mm Female Threaded - Steel Knob
Thread or Hole Size
10-24 UNC (4.76mm)

Diameter
19.05
mm

(Equiv. 0.75 in.)
Thread Depth (C)
9.5
mm

(Equiv. 0.374 in.)
Ball Knobs - 10-24 UNC -4.76mm- 19.05x9.5 mm - Steel
Material: Steel   
Category: Knobs - Ball - Female Threaded - Polished Steel
Part Number: KF048C-019-TPST (Each)
3 Available Now | Further orders can be expected around Thu, Feb 05, 2026
Regular price $15.77 AUD
Regular price $29.69 AUD Sale price $15.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 3 available can be backordered.
Ball Knobs - 10-24 UNC - 4.76mm - 19.05x9.5 mm Female Threaded - Steel Knob
Thread or Hole Size
10-24 UNC (4.76mm)

Diameter
19.05
mm

(Equiv. 0.75 in.)
Thread Depth (C)
9.5
mm

(Equiv. 0.374 in.)
Ball Knobs - 10-24 UNC -4.76mm- 19.05x9.5 mm - Steel
Material: Steel   
Category: Knobs - Ball - Female Threaded - Polished Steel
Part Number: KF048C-019-TPST (Each)
3 Available Now | Further orders can be expected around Thu, Feb 05, 2026
Regular price $15.77 AUD
Regular price $29.69 AUD Sale price $15.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

3 Available Now. Backorder if more than 3.
Ball Knobs - 10-32 UNF - 4.76mm - 19.84 - - Female Threaded - Aluminium Knob
Thread or Hole Size
10-32 UNF (4.76mm)

Diameter
19.84
mm

(Equiv. 0.781 in.)
Ball Knobs - 10-32 UNF -4.76mm- 19.84  - Aluminium
Material: Aluminium   
Category: Knobs - Ball - Female Threaded - Polished Aluminium
Part Number: KF048F-020-TPAL (Each)
7 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $13.59 AUD
Regular price $25.58 AUD Sale price $13.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 7 available can be backordered.
Ball Knobs - 10-32 UNF - 4.76mm - 19.84 - - Female Threaded - Aluminium Knob
Thread or Hole Size
10-32 UNF (4.76mm)

Diameter
19.84
mm

(Equiv. 0.781 in.)
Ball Knobs - 10-32 UNF -4.76mm- 19.84  - Aluminium
Material: Aluminium   
Category: Knobs - Ball - Female Threaded - Polished Aluminium
Part Number: KF048F-020-TPAL (Each)
7 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $13.59 AUD
Regular price $25.58 AUD Sale price $13.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

7 Available Now. Backorder if more than 7.
Ball Knobs - M5 - 5x0.8mm - 16x7 mm Female Threaded - Thermoplastic Knob
Thread or Hole Size
M5 (5x0.8mm)

Diameter
16.00
mm

(Equiv. 0.63 in.)
Thread Depth (C)
7.0
mm

(Equiv. 0.276 in.)
Ball Knobs - M5 -5x0.8mm- 16x7 mm - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF050M-016-TTPL-TT (PK-2)
2 units (4 pcs) Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $3.50 AUD
Regular price $6.34 AUD Sale price $3.50 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Ball Knobs - M5 - 5x0.8mm - 16x7 mm Female Threaded - Thermoplastic Knob
Thread or Hole Size
M5 (5x0.8mm)

Diameter
16.00
mm

(Equiv. 0.63 in.)
Thread Depth (C)
7.0
mm

(Equiv. 0.276 in.)
Ball Knobs - M5 -5x0.8mm- 16x7 mm - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF050M-016-TTPL-TT (PK-2)
2 units (4 pcs) Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $3.50 AUD
Regular price $6.34 AUD Sale price $3.50 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (4 pcs) Available Now. Backorder if more than 2.
Ball Knobs - M5 - 5x0.8mm - 20x9 mm Female Threaded - Thermoplastic Knob
Thread or Hole Size
M5 (5x0.8mm)

Diameter
20.00
mm

(Equiv. 0.787 in.)
Thread Depth (C)
9.0
mm

(Equiv. 0.354 in.)
Ball Knobs - M5 -5x0.8mm- 20x9 mm - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF050M-020-TTPL-TT (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $3.14 AUD
Regular price Sale price $3.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Ball Knobs - M5 - 5x0.8mm - 20x9 mm Female Threaded - Thermoplastic Knob
Thread or Hole Size
M5 (5x0.8mm)

Diameter
20.00
mm

(Equiv. 0.787 in.)
Thread Depth (C)
9.0
mm

(Equiv. 0.354 in.)
Ball Knobs - M5 -5x0.8mm- 20x9 mm - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF050M-020-TTPL-TT (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $3.14 AUD
Regular price Sale price $3.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Ball Knobs - M6 - 6x1mm - 20x7.5 mm Female Threaded - Thermoplastic Knob
Thread or Hole Size
M6 (6x1mm)

Diameter
20.00
mm

(Equiv. 0.787 in.)
Thread Depth (C)
7.5
mm

(Equiv. 0.295 in.)
Ball Knobs - M6 -6x1mm- 20x7.5 mm - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF060M-020-TTPL-ST (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $3.23 AUD
Regular price $5.81 AUD Sale price $3.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Ball Knobs - M6 - 6x1mm - 20x7.5 mm Female Threaded - Thermoplastic Knob
Thread or Hole Size
M6 (6x1mm)

Diameter
20.00
mm

(Equiv. 0.787 in.)
Thread Depth (C)
7.5
mm

(Equiv. 0.295 in.)
Ball Knobs - M6 -6x1mm- 20x7.5 mm - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF060M-020-TTPL-ST (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $3.23 AUD
Regular price $5.81 AUD Sale price $3.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Ball Knobs - M6 - 6x1mm - 20x9 mm Female Threaded - Thermoplastic Knob
Thread or Hole Size
M6 (6x1mm)

Diameter
20.00
mm

(Equiv. 0.787 in.)
Thread Depth (C)
9.0
mm

(Equiv. 0.354 in.)
Ball Knobs - M6 -6x1mm- 20x9 mm - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF060M-020-TTPL-TT (Each)
24 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $3.50 AUD
Regular price Sale price $3.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 24 available can be backordered.
Ball Knobs - M6 - 6x1mm - 20x9 mm Female Threaded - Thermoplastic Knob
Thread or Hole Size
M6 (6x1mm)

Diameter
20.00
mm

(Equiv. 0.787 in.)
Thread Depth (C)
9.0
mm

(Equiv. 0.354 in.)
Ball Knobs - M6 -6x1mm- 20x9 mm - Thermoplastic
Material: Thermoplastic   
Category: Knobs - Ball - Female Threaded - Thermoplastic
Part Number: KF060M-020-TTPL-TT (Each)
24 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $3.50 AUD
Regular price Sale price $3.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

24 Available Now. Backorder if more than 24.
Ball Knobs - M6 - 6x1mm - 25 - - Female Threaded - Phenolic Knob
Thread or Hole Size
M6 (6x1mm)

Diameter
25.00
mm

(Equiv. 0.984 in.)
Colour
Black
Ball Knobs - M6 -6x1mm- 25 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF060M-025-TPH-IN (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $8.86 AUD
Regular price Sale price $8.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Ball Knobs - M6 - 6x1mm - 25 - - Female Threaded - Phenolic Knob
Thread or Hole Size
M6 (6x1mm)

Diameter
25.00
mm

(Equiv. 0.984 in.)
Colour
Black
Ball Knobs - M6 -6x1mm- 25 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF060M-025-TPH-IN (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $8.86 AUD
Regular price Sale price $8.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Ball Knobs - 1/4-20 UNC - 6.35mm - 24.89x9.9 mm Female Threaded - Steel Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
24.89
mm

(Equiv. 0.98 in.)
Thread Depth (C)
9.9
mm

(Equiv. 0.39 in.)
Ball Knobs - 1/4-20 UNC -6.35mm- 24.89x9.9 mm - Steel
Material: Steel   
Category: Knobs - Ball - Female Threaded - Novo-Grip
Part Number: KF064C-025-NG (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $158.23 AUD
Regular price Sale price $158.23 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Ball Knobs - 1/4-20 UNC - 6.35mm - 24.89x9.9 mm Female Threaded - Steel Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
24.89
mm

(Equiv. 0.98 in.)
Thread Depth (C)
9.9
mm

(Equiv. 0.39 in.)
Ball Knobs - 1/4-20 UNC -6.35mm- 24.89x9.9 mm - Steel
Material: Steel   
Category: Knobs - Ball - Female Threaded - Novo-Grip
Part Number: KF064C-025-NG (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
Regular price $158.23 AUD
Regular price Sale price $158.23 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Ball Knobs - 1/4-20 UNC - 6.35mm - 25.4 - - Female Threaded - Phenolic Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
25.40
mm

(Equiv. 1 in.)
Colour
Black
Ball Knobs - 1/4-20 UNC -6.35mm- 25.4 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF064C-025-TPH-IN (Each)
15 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $7.23 AUD
Regular price Sale price $7.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 15 available can be backordered.
Ball Knobs - 1/4-20 UNC - 6.35mm - 25.4 - - Female Threaded - Phenolic Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
25.40
mm

(Equiv. 1 in.)
Colour
Black
Ball Knobs - 1/4-20 UNC -6.35mm- 25.4 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF064C-025-TPH-IN (Each)
15 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $7.23 AUD
Regular price Sale price $7.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

15 Available Now. Backorder if more than 15.
Ball Knobs - 1/4-20 UNC - 6.35mm - 25.4x12.7 mm Female Threaded - Steel Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
25.40
mm

(Equiv. 1 in.)
Thread Depth (C)
12.7
mm

(Equiv. 0.5 in.)
Ball Knobs - 1/4-20 UNC -6.35mm- 25.4x12.7 mm - Steel
Material: Steel   
Category: Knobs - Ball - Female Threaded - Polished Steel
Part Number: KF064C-025-TPST (Each)
2 Available Now | Further orders can be expected around Thu, Feb 05, 2026
Regular price $37.14 AUD
Regular price Sale price $37.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Ball Knobs - 1/4-20 UNC - 6.35mm - 25.4x12.7 mm Female Threaded - Steel Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
25.40
mm

(Equiv. 1 in.)
Thread Depth (C)
12.7
mm

(Equiv. 0.5 in.)
Ball Knobs - 1/4-20 UNC -6.35mm- 25.4x12.7 mm - Steel
Material: Steel   
Category: Knobs - Ball - Female Threaded - Polished Steel
Part Number: KF064C-025-TPST (Each)
2 Available Now | Further orders can be expected around Thu, Feb 05, 2026
Regular price $37.14 AUD
Regular price Sale price $37.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Ball Knobs - 1/4-20 UNC - 6.35mm - 30.16 - - Female Threaded - Phenolic Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
30.16
mm

(Equiv. 1.187 in.)
Colour
Black
Ball Knobs - 1/4-20 UNC -6.35mm- 30.16 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF064C-030-TPH-IN (Each)
50 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $11.32 AUD
Regular price Sale price $11.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 50 available can be backordered.
Ball Knobs - 1/4-20 UNC - 6.35mm - 30.16 - - Female Threaded - Phenolic Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
30.16
mm

(Equiv. 1.187 in.)
Colour
Black
Ball Knobs - 1/4-20 UNC -6.35mm- 30.16 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF064C-030-TPH-IN (Each)
50 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $11.32 AUD
Regular price Sale price $11.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

50 Available Now. Backorder if more than 50.
Ball Knobs - 1/4-20 UNC - 6.35mm - 31.75 - - Female Threaded - Phenolic Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
31.75
mm

(Equiv. 1.25 in.)
Ball Knobs - 1/4-20 UNC -6.35mm- 31.75 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF064C-032-TPHS (Each)
10 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $4.14 AUD
Regular price $7.53 AUD Sale price $4.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 10 available can be backordered.
Ball Knobs - 1/4-20 UNC - 6.35mm - 31.75 - - Female Threaded - Phenolic Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
31.75
mm

(Equiv. 1.25 in.)
Ball Knobs - 1/4-20 UNC -6.35mm- 31.75 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF064C-032-TPHS (Each)
10 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $4.14 AUD
Regular price $7.53 AUD Sale price $4.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. Backorder if more than 10.
Ball Knobs - 1/4-20 UNC - 6.35mm - 34.92 - - Female Threaded - Rubber Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
34.92
mm

(Equiv. 1.375 in.)
Ball Knobs - 1/4-20 UNC -6.35mm- 34.92  - Rubber
Material: Rubber   
Category: Knobs - Ball - Female Threaded - Soft Touch
Part Number: KF064C-035-TSFT (Each)
1 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $3.14 AUD
Regular price $3.76 AUD Sale price $3.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Ball Knobs - 1/4-20 UNC - 6.35mm - 34.92 - - Female Threaded - Rubber Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
34.92
mm

(Equiv. 1.375 in.)
Ball Knobs - 1/4-20 UNC -6.35mm- 34.92  - Rubber
Material: Rubber   
Category: Knobs - Ball - Female Threaded - Soft Touch
Part Number: KF064C-035-TSFT (Each)
1 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $3.14 AUD
Regular price $3.76 AUD Sale price $3.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.
Ball Knobs - 1/4-20 UNC - 6.35mm - 34.93 - - Female Threaded - Phenolic Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
34.93
mm

(Equiv. 1.375 in.)
Colour
Black
Ball Knobs - 1/4-20 UNC -6.35mm- 34.93 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF064C-035-TPH-IN (Each)
4 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $9.68 AUD
Regular price Sale price $9.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Ball Knobs - 1/4-20 UNC - 6.35mm - 34.93 - - Female Threaded - Phenolic Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
34.93
mm

(Equiv. 1.375 in.)
Colour
Black
Ball Knobs - 1/4-20 UNC -6.35mm- 34.93 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF064C-035-TPH-IN (Each)
4 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $9.68 AUD
Regular price Sale price $9.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

4 Available Now. Backorder if more than 4.
Ball Knobs - 1/4-20 UNC - 6.35mm - 38.1 - - Female Threaded - Phenolic Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
38.10
mm

(Equiv. 1.5 in.)
Ball Knobs - 1/4-20 UNC -6.35mm- 38.1 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF064C-038-TPHS (Each)
6 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $5.41 AUD
Regular price $9.91 AUD Sale price $5.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 6 available can be backordered.
Ball Knobs - 1/4-20 UNC - 6.35mm - 38.1 - - Female Threaded - Phenolic Knob
Thread or Hole Size
1/4-20 UNC (6.35mm)

Diameter
38.10
mm

(Equiv. 1.5 in.)
Ball Knobs - 1/4-20 UNC -6.35mm- 38.1 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF064C-038-TPHS (Each)
6 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $5.41 AUD
Regular price $9.91 AUD Sale price $5.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

6 Available Now. Backorder if more than 6.
Ball Knobs - 5/16-18 UNC - 7.94mm - 24.89x14 mm Female Threaded - Plastic Knob
Thread or Hole Size
5/16-18 UNC (7.94mm)

Diameter
24.89
mm

(Equiv. 0.98 in.)
Thread Depth (C)
14.0
mm

(Equiv. 0.551 in.)
Ball Knobs - 5/16-18 UNC -7.94mm- 24.89x14 mm - Plastic
Material: Plastic   
Category: Knobs - Ball - Female Threaded - Plastic with Knurl
Part Number: KF079C-025-TPLK (Each)
4 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $7.59 AUD
Regular price Sale price $7.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Ball Knobs - 5/16-18 UNC - 7.94mm - 24.89x14 mm Female Threaded - Plastic Knob
Thread or Hole Size
5/16-18 UNC (7.94mm)

Diameter
24.89
mm

(Equiv. 0.98 in.)
Thread Depth (C)
14.0
mm

(Equiv. 0.551 in.)
Ball Knobs - 5/16-18 UNC -7.94mm- 24.89x14 mm - Plastic
Material: Plastic   
Category: Knobs - Ball - Female Threaded - Plastic with Knurl
Part Number: KF079C-025-TPLK (Each)
4 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $7.59 AUD
Regular price Sale price $7.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

4 Available Now. Backorder if more than 4.
Ball Knobs - 5/16-18 UNC - 7.94mm - 25.4 - - Female Threaded - Brass Knob
Thread or Hole Size
5/16-18 UNC (7.94mm)

Diameter
25.40
mm

(Equiv. 1 in.)
Style
Polished
Ball Knobs - 5/16-18 UNC -7.94mm- 25.4 - - - Brass
Material: Brass   
Category: Knobs - Ball - Female Threaded - Polished Brass
Part Number: KF079C-025-TPBR-P (Each)
4 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $42.50 AUD
Regular price Sale price $42.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Ball Knobs - 5/16-18 UNC - 7.94mm - 25.4 - - Female Threaded - Brass Knob
Thread or Hole Size
5/16-18 UNC (7.94mm)

Diameter
25.40
mm

(Equiv. 1 in.)
Ball Knobs - 5/16-18 UNC -7.94mm- 25.4 - - - Brass
Material: Brass    Style: Polished   
Category: Knobs - Ball - Female Threaded - Polished Brass
Part Number: KF079C-025-TPBR-P (Each)
4 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $42.50 AUD
Regular price Sale price $42.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

4 Available Now. Backorder if more than 4.
Ball Knobs - 5/16-18 UNC - 7.94mm - 25.4 - - Female Threaded - Phenolic Knob
Thread or Hole Size
5/16-18 UNC (7.94mm)

Diameter
25.40
mm

(Equiv. 1 in.)
Colour
Black
Ball Knobs - 5/16-18 UNC -7.94mm- 25.4 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF079C-025-TPH-IN (Each)
36 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $6.68 AUD
Regular price Sale price $6.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 36 available can be backordered.
Ball Knobs - 5/16-18 UNC - 7.94mm - 25.4 - - Female Threaded - Phenolic Knob
Thread or Hole Size
5/16-18 UNC (7.94mm)

Diameter
25.40
mm

(Equiv. 1 in.)
Colour
Black
Ball Knobs - 5/16-18 UNC -7.94mm- 25.4 - - - Phenolic
Material: Phenolic   
Category: Knobs - Ball - Female Threaded - Phenolic
Part Number: KF079C-025-TPH-IN (Each)
36 Available Now | Further orders can be expected around Tue, Jan 20, 2026
Regular price $6.68 AUD
Regular price Sale price $6.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

36 Available Now. Backorder if more than 36.