View cart “Large Drive Arm” has been added to your cart. 2.5″ O.D. x 1/2″ Pulley$30.00 Single 2.5″ O.D. x 1/2″ pulley for our M661 cable machine. 2.5" O.D. x 1/2" Pulley quantity Add to cart Description Description Single 2.5″ O.D. x 1/2″ pulley for our M661 cable machine. Part no. CA0250X050 Related products 2″ O.D. x 5/8″ Pulley $30.00 Add to cart Drive Springs $15.00 – $18.00 Select options M661 Drive Arm $39.00 Add to cart 2.5″ O.D. x 5/8″ Pulley $34.00 Add to cart 1″ Pillowblock $22.00 Add to cart