View cart “Revolving Arm for M755” has been added to your cart. M844 Main Shaft$60.00 1″ Main Shaft for M844 M844 Main Shaft quantity Add to cart Description Description 1″ Main Shaft for M844 Part no. SHAFTMAINM844 Related products Revolving Arm for M888 $198.00 Add to cart Autofeed Movement Assembly $105.00 – $152.00 Select options 2.5″ O.D. x 1/2″ Pulley $30.00 Add to cart M661 Drive Arm $39.00 Add to cart Autofeed Cylinder Thrust Race $4.25 – $6.50 Select options