M06008 MusicMan Parts - 500k Push/Push Tone Potentiometer for Majesty (v2 Preamp), JP15 (v2 Preamp) by Jason Richardson Guitars - 1pc

MusicMan USA - 500k push/push volume potentiometer with flexible ribbon for Ernie Ball Music Man Jason Richardson, JP15 v2, and Majesty v2 preamp.

The Majesty v2 preamp features a mono/stereo mode switch as a button at the back of the control panel. The JP15 potentiometers need to be visually inspected to determine if they have the flexible ribbon and if they are the v2 preamp version.