Gear, Spur Gear, Gear Shaft manufacturer / supplier in China, offering OEM 3D Printer Assembly Synchronous Gear Pully Gear Htd 8m Timing Pully Gear, OEM Timing Pulley T5 T10 T20 At5 At10 At20 Series Synchronous Pulley, Manufacturer Synchronous Pully Gear 3 M 5m S8m S3m S5m Gt2 Gt3 Mxl L T5 At10 Aluminum Timing Pully Gear and so on.