1.Color:Sliver 2.Material:45#Steel, Aluminum Alloys 3.Type:Trapezoid tooth,T synchronization ,HTD(STD)synchronization Timing Belt Pully Specification:Trapezoid tooth MXL,XL,L,H,XH,XXH T synchronization pulleys T2.5,T5,T10,T20,AT5,AT10,AT20 HTD(STD) synchronization pulleys RPP2M,3M,5M,8M,14M,20M HTD/STD2M,3M,5M,8M,14M,20M According to customer‘s drawing production.Characteristics: 1.Convenience in ...