stable dimension. low pull force. small noise no need to maintain PU Timing Belts Specifications:(1)AT20, AT10, AT5, T10, T5, H, L., XL.(2)8M, 5M, 3M.Features:TypeP(pitch)mmH(belt thinckness)mmHt(tooth high)mmW(tooth width)mmAT20208510AT10104.52.55H12.74.32.294.4The model APL PU Timing Belts are manufactured in thermoplastic polyurethane that gives superior wear and abrasion.The high-grade ...