... Timing pulley,timing belt, pulley, belt pulley,timing belt pulley, synchronous pulley, synchronized pulley, steel pulley, sheave, v-belt pulley, double-sided timing belt,oem pulley,timing ... in the form. The material of pulley mainly composed of carbon steel, if possible aluminum alloy nylon can also be employed; ... we can also make according to clients' drawing or sample Aluminum timing pulley MXL