... steel, and Kevlar A)Specification: XL, L, H, XH, T5, T10, T20, AT5, AT10, AT20, 3M, 5M, 8M, 14M; B)It ... bend performance and the good characteristics of the load force.T10 open type timing belt WIDTH(mm)Maximum Traction Force -OPEN ... Tolerance (mm)±0.15 PU Toothed Belt, PU Timing Belt (T10)