Pair (2X) Bourns 500K Push/Pull Audio Taper LONG (3/4" bushing) Split Shaft Potentiometer PAIR (2X) 500K Long Shaft Split Audio Taper Push/Pull Potentiometer Long Shaft 3/4" bushing X 3/8" diameter 18 Tooth Coarse Spline Shaft Used for coil-splitting, coil tapping, phase shifting and other mods Each Pot comes with hardware - 2 nuts and 2washers