View cart “Revolving Arm for M755” has been added to your cart. M661 Belt Guard$77.70 Replacement belt cover for our M661 Cable Machine. M661 Belt Guard quantity Add to cart Description Description M661 Belt Guard is a replacement cover for our M661 Little Workhorse. Part no. AY M661-1200 Related products Revolving Arm for M661 $124.00 Add to cart Cable Machine Belts $15.00 – $19.00 Select options 3.5″ O.D. x 1/2″ Pulley $37.00 Add to cart M81 Complete Gearbox $909.00 Add to cart 2″ O.D. x 5/8″ Pulley $29.00 Add to cart