China Nylon Spur Gears with Steal Bearing gear cycle

Item Description IdentifyNylon Spur Gears with  steal bearingMaterialNylon,POM,PE,UPE,PTFE,Abs,PMMA,Pc,PP,PEEK,PU,etc.ColourWhite,black,eco-friendly,blue,yellow,etcDiameter customizedTolerance±0.05ShapeAs for each your drawing Or the...