Tremolo Arm for OLD JP150, JP157 (5.5mm Diameter)

Tremolo Arm for OLD Sterling by Music Man JP150 and JP157 models.

This part is not intended for Ernie Ball Music Man instruments. If you need a replacement part for an Ernie Ball Music Man instrument, visit their Parts Store.

Note:  Socket must be measured to confirm that it has a 5.5mm diameter.