View cart “Revolving Arm for M888” has been added to your cart. M661 Electric Box Cover$26.00 Electric box cover (plastic) for M661 or M755 M661 Electric Box Cover quantity Add to cart Description Description Electric box cover (plastic) for M661 or M755 Part no 5101-0 Related products 3.5″ O.D. x 1/2″ Pulley $37.00 Add to cart Revolving Arm for M888 $189.00 Add to cart 2.5″ O.D. x 1/2″ Pulley $29.00 Add to cart Revolving Arm for M81, M844, M98 $189.00 Add to cart 2″ O.D. x 5/8″ Pulley $29.00 Add to cart