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Home / Guitar Electronic Accessories / Marshall Amplifier and Guitar Effect Pedal Knob Cap - Tone Potentiometer Rotary Switch

Attributes

Brand -
Category Musical Instrument Accessories / Guitar Electronic Accessories
Origin -
Compatible Brands Marshall, Vox, Fender
Material High-Impact Plastic
Color Black with Gold Line
Shaft Fitment 6mm Split Shaft
Outer Diameter 18.5 mm
Total Height 14 mm
Package Quantity 4 Pieces
Item Weight 12 grams
Surface Finish Matte Textured
Manufacturer Generic Audio Parts

5 reviews

A

Anonymous

Apr 18, 2026

Rating: 5/5

Great Quality

Solid plastic and the gold line is clear. Good value.

A

Anonymous

Apr 02, 2026

Rating: 5/5

Exact Replacement

These fit my Marshall amp perfectly. Very happy with the purchase.

A

Anonymous

Mar 28, 2026

Rating: 5/5

Saved my pedalboard

Lost a knob during transport. These were a lifesaver.

A

Anonymous

Mar 09, 2026

Rating: 5/5

Fast Delivery

Arrived sooner than expected and work great.

A

Anonymous

Feb 20, 2026

Rating: 4/5

Good but tight

Work well but required a bit of force to push on.

5 FAQ

Q: Do they fit Boss pedals?

A: Most Boss pedals use different knobs, but they fit standard 6mm shafts.

Q: Can I use these for volume controls?

A: Yes, they are suitable for volume, tone, and gain knobs.

Q: How many knobs are included?

A: Each order includes 4 replacement knob caps.

Q: Is the gold line painted?

A: The indicator line is molded into the plastic for longevity.

Q: Will these fit a solid shaft?

A: No, these are designed specifically for split shaft potentiometers.

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