100% Brand new,never used JB bass guitar Wiring Harness One Volume/ Two Tones 1 x A500k 2 x B500k Pots with 18mm Shafts/Base Dia: 16mm 0.068uf capacitors Input Jack This harness is completely prewired.But All you need to do is solder your pickups Use this harness for JB bass guitar material: ABS color: As shown Package Includes: 1* circuit Main items 3* potentiometer gasket 6* potentiometer nut 1* jack gasket 2* jack Nuts Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.