... timing belt, polyurethane(PU) timing belt, polyurethane(PU) round belt&V belt, ribbed v-beltt, open end timing belt and its auxiliary pulley series products. Product range: 1. Industrial Rubber Timing Belts ... , 3M, 5M, S3M, Double sided, *T10-3040 special belt 4. Polyurethane(PU) Timing Belts(Open End and welding) MXL, XL, L, H, XH, XXH ...