... .Strengthen cord is stainless steel,\ A)Specification: XL, L, H, XH, T5, T10, T20, AT5, AT10, AT20, 3M, 5M, 8M ... by steel wire core or kevlar core at option; C)All models teeth could be covered with green fabric and ... resistance, water proof, working temperature -30º C to 80 º C, can endure maximu 110º C in short time, can be combined with ... of the load force. PU Synchronous Belt, Transmission Belts (XH)