Amazon.com: Musiclily Pro Inch Size Jazz Bass Knobs Set for USA CTS Pots Fender JB Style Bass, Black (Set of 3) : Musical Instruments
Jazz Bass Knobs
Amazon.com: Vintage Forge Black Metal Flat Top Barrel Knobs for Electric Guitar and Bass (Set of 2) 6mm Shaft with Set Screw BK30M-BLK : Musical Instruments