Stack knob control assembly for J Bass®. Converts standard J Bass® controls to '62 specifications. Includes: Genuine Fender chrome 3-hole control plate w/screws, (2) CTS 250/500k concentric pots, (2) black/chrome stack knobs, 4 ft. each black/white cloth wire, Switchcraft mono 1/4" jack, and one each .033mfd and .047mfd Orange Drop tone capacitors.