Varitone control plate for passive jazz bass. neck vol pot / bridge vol pot / 6 position Varitone/tone pot with 2 - 3 position selector switches selector switch 1 is for the pick ups N on/off B on/off or both on sector switch 2 is for the the tone selector for the N only / B only or both combined. great well built and hand wired by a fella in NYC. ive had this for about a year in a MIM jazz bass with 1/4lb N/B pickups and its really nice. very easy to install with wirenuts on the pickup wires. a ground wire will be needed from the bridge of your bass to the plate. there is about a one inch ground wire still soldered to the plate that can be jumped or rewired. top of the plate has a few very faint scratches other than that is very clean. paid $89 for it like to get $50 shipped USA. $60 outside USA any questions please PM me.