1X CTS 1 MEG short solid shaft audio taper potentiometer. Comes with nut, lock & dress washer. This a short shaft pot (threaded bushing is 3/8" tall & 3/8" diameter, shaft is 1/4"diameter). Pot is manufactured by CTS and distributed by Allparts, part #4989 Note: This pot is sized for USA-made guitars. If your guitar or amp is an import it has metric pots and the openings will require modification to accommodate this pot.