Gear, Geared Parts, Transmission Parts manufacturer / supplier in China, offering Customized CNC Machining Precision Steel Linear Rail Gear Rack for Construction Lift, Premium Spiral Bevel Gear & Precision Straight Bevel Gear Combo with Massive Big Straight Bevel Gear, Custom CNC Machining Precision Transmission Straight Hardened Tooth Planetary Gear for Bridge and so on.