N/a manufacturer / supplier in China, offering Custom Powder Metallurgy Sintered Planetary Gearbox Output Center Frame Speed Ratio 1: 25 Power Tools Spare Parts, Powder Metallurgy Manufacturer Customized Gearbox Forged Planetary Gear Box Output Center Frame for Transmission Gear Reducer Accessories, High-Precision Customized Three Layer Iron Planetary Gear 11t 17t 0.48m Gearbox and so on.