25K-ohm mini pot for active pickups, tight control cavities, or a raised archtop guitar pickguard. Split shaft with coarse knurling. Made by Alpha.Shaft diameter 6mm split shaft, coarse knurling Overall height 1-1/4"(31.75mm)Housing height 3/8"(9.52mm)Lugs extend 1/4"(6.35mm)Thread M8 x 0.75Threaded portion height 3/8"(9.52mm)Housing diameter 5/8"(15.88mm)Required mounting hole diameter 5/16"(7.94mm)Two mounting nuts, flat washer and lock washer included