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Home / Guitar Electronic Accessories / 2012mm Plastic Knob for Tube Amp, Audio Potentiometer Switch Cap, Round Guitar Volume Control Knob

Attributes

Brand -
Category Musical Instrument Accessories / Guitar Electronic Accessories
Origin -
Material ABS Plastic
Outer Diameter 20 mm
Total Height 12 mm
Shaft Fitment 6 mm Split Shaft
Color Black
Shape Round Dome
Application Guitar Amplifier
Package Count 1 Piece
Item Weight 5 Grams
Surface Finish Matte

5 reviews

A

Anonymous

Mar 30, 2026

Rating: 5/5

Recommended

Great replacement part for audio gear.

A

Anonymous

Mar 26, 2026

Rating: 5/5

Fast delivery

Arrived quickly and works perfectly.

A

Anonymous

Mar 08, 2026

Rating: 5/5

Solid build

Does not feel flimsy like other cheap knobs.

A

Anonymous

Mar 04, 2026

Rating: 4/5

Good value

Works well, slightly different shade of black.

A

Anonymous

Feb 11, 2026

Rating: 5/5

Spot on fit

Replaced the broken knob on my vintage amp. Fits snugly.

5 FAQ

Q: Does this fit Alpha pots?

A: Yes, it fits standard 6mm shafts commonly used by Alpha.

Q: What is the inner depth?

A: The internal shaft depth is approximately 10 mm.

Q: Can I buy in bulk?

A: Please contact customer service for bulk order inquiries.

Q: Is the screw removable?

A: Yes, you can adjust the set screw with a small hex key.

Q: Will it melt near tubes?

A: Keep reasonable distance from hot vacuum tubes to avoid warping.

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