... (spur gear, bevel gear, sprial gear, internal gear, sprocket, chain wheel) transmission, reducer ,shaft and sleeve etc. They are of good ... or samples.Specifications: 1) Suitable for various light vehicle transmissions, auto parts, construction equipment, machine tools, conveyors, material handling, multi-spindle ... quality & best service & timely shipments12) Accept trial order OEM Sprocket Wheel Gear