CGE POT SPLIT SHAFT (AUDIO TAPER) 50K WD 50K-ohm Potentiometer by CGE, Generally used for very old guitar circuits and modern instruments with active electronics. 24 MM DIA; 3/8-32 thread; 24 spline 20% tolerance; 3/8" Bushing height; 3/8" shaft length Part Number: WD50A Available At Ant Hill Music!