View cart “Large Drive Arm” 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 3.5″ O.D. x 1/2″ Pulley $39.00 Add to cart Revolving Arm for M755 $134.00 Add to cart 2.5″ O.D. x 5/8″ Pulley $34.00 Add to cart 1/2 Hp Electric Motor $974.00 Select options Autofeed Drive Wheel Bearings $15.00 – $20.00 Select options