Exclusive custom pulley designed for use with 2L V-belts. 6061-T6 aircraft-grade Aluminum. Dual side-by-side set screws ensures solid attachment to motor shaft without slippage/rotation. Bore is .125” diameter. usa(2) 4-40 X 3/16” Cup Point Set Screws included. This part is used on the Spinner Bar Motor of the KINETIC kit.

Uses a .050” hex wrench.