M888 Complete Gearbox$990.00 Complete replacement gearbox for MyTana M888 cable machine. M888 Complete Gearbox quantity Add to cart Description Description Complete replacement gearbox for MyTana M888 cable machine. Part no. GEARBOX-888.COMP Related products 3.5″ O.D. x 1/2″ Pulley $37.00 Add to cart Drive Springs $15.00 – $18.00 Select options Revolving Arm for M661 $124.00 Add to cart 1″ Pillowblock $22.05 Add to cart Large Drive Arm $37.00 Add to cart