Gates 3/5M1280JB Light duty Polyflex 3 banded 5M1280 v-belt 89123128. Joined band belt contstruction provides increased belt stability, preventing belts from turning over or from coming off of the drive. Unique 60 degree angle polyurethane construction transmits greater loads at higher speeds in less space than conventional v-belts. A partial listing of applications include machine tools, computer peripherals, medical equipment, library equipment, small appliances, blower drives and woodworking machines.