Stop-It Friction Disc Washers (4 pieces), for USA Pots, Black

Stop-It Friction Disc Washers (4 pieces), for USA Pots, Black

Stop-It friction disc washers. Place under knobs to create friction between the knob and pickguard or other surface to prevent accidental volume adjustments. Works great on effects pedal knobs too. Package contains 4 washers. Intended for 0.5 inch nuts.