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Home / Guitar Electronic Accessories / Plastic Knob (31x16mm) for Tube Amps, Audio Systems, Potentiometers, and Guitar Volume Control

Attributes

Brand -
Category Musical Instrument Accessories / Guitar Electronic Accessories
Origin -
Material High-Grade ABS Plastic
Outer Diameter 31 mm
Total Height 16 mm
Shaft Bore Size 6.35 mm (1/4 Inch)
Color Finish Matte Black
Item Weight 14 Grams
Package Includes 1 x Knob, 1 x Set Screw
Mounting Style Set Screw Securement
Compatible Devices Guitar Amplifiers, Audio Mixers
Country of Origin China

5 reviews

A

Anonymous

Apr 02, 2026

Rating: 5/5

Perfect Fit

Fits my vintage amp pot perfectly. Very satisfied with the quality and size.

A

Anonymous

Mar 29, 2026

Rating: 4/5

Solid Grip

Texture helps with grip. Slightly tight fit but secure once installed.

A

Anonymous

Mar 24, 2026

Rating: 4/5

Good Quality

Plastic is sturdy but not metal. Works well for the price point.

A

Anonymous

Mar 06, 2026

Rating: 5/5

Great Value

Cheap replacement that looks expensive. Highly recommend for tube amps.

A

Anonymous

Feb 08, 2026

Rating: 5/5

Exact Size

Measured exactly 31mm. Great for custom builds and replacements.

5 FAQ

Q: Is this knob made of metal?

A: No, this knob is made of durable high-grade plastic.

Q: Will this fit Fender pots?

A: Yes, it fits standard Fender potentiometer shafts.

Q: Does this fit 6mm shafts?

A: It is designed primarily for 6.35mm (1/4 inch) shafts.

Q: Can I use this on a mixer?

A: Yes, it is compatible with standard audio mixer knobs.

Q: Is the screw included?

A: Yes, a set screw is included in the package for mounting.

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