3.5″ O.D. x 1/2″ Pulley$37.00 Single 3.5″ O.D. x 1/2″ pulley for our M81 cable machine. 3.5" O.D. x 1/2" Pulley quantity Add to cart Description Description Single 3.5″ O.D. x 1/2″ pulley for our M81 cable machine. Part no. CA0350X050 Related products 2.5″ O.D. x 1/2″ Pulley $29.00 Add to cart M661 Drive Arm $38.85 Add to cart Revolving Arm for M888 $189.00 Add to cart 1/2 Hp Electric Motor $928.00 Select options Autofeed Cylinder Thrust Race $4.20 – $6.30 Select options