50K Linear mini potentiometer 1/8 solid shaft 5/16 diameter bushing. Mounts on the bracket from a Jaguar and Jazzmaster guitar. Mounting nut and washer included.Used for neck pickup thumb wheel volume and tone control in most Jaguar®/Jazzmaster guitars. Used on American Vintage '62 Jazzmaster® (US) and Classic Player Series (Mexico) models manufactured from 1998-Present.