View cart “M888 Complete Gearbox” has been added to your cart. Stop Collar$27.00 Stop Collar 1″ ID X 1-5/8″ OD for Mytana – M844, M755, & M661. Stop Collar quantity Add to cart Description Description Stop Collar 1″ ID X 1-5/8″ OD for Mytana – M844, M755, & M661. Part no. 2X571 Related products Revolving Arm for M661 $124.00 Add to cart 2″ O.D. x 5/8″ Pulley $30.00 Add to cart Large Drive Arm $39.00 Add to cart M888 Complete Gearbox $1,040.00 Add to cart Autofeed Movement Assembly $105.00 – $152.00 Select options