M81 Complete Gearbox$826.00 Complete replacement gearbox for MyTana M81 cable machine. Available on backorder, please call for lead-time M81 Complete Gearbox quantity Add to cart Description Description Complete replacement gearbox for MyTana M81 cable machine. Part no. GEARBOX.COMP Related products 2″ O.D. x 5/8″ Pulley $26.00 Add to cart Cable Machine Belts $14.00 – $17.00 Select options Autofeed Drive Pin $12.00 – $17.00 Select options 7″ x 5/8″ Pulley $70.00 Add to cart M888 Complete Gearbox $900.00 Add to cart