Detailed Product Description Shengzhou Hengli Industrial Belt Co., Ltd. Is one of the leading manufacturers of timing ... , RPP3M, RPP5M, RPP8M, RPP14M & Double Sided 2. Poly V Belts(Ribbed Belts) PH, PJ, PK, PL 3. Polyurethane(PU) Timing Belts ... , L, H, 3M, 5M, S3M, Double sided, *T10-3040 special belt 4. Polyurethane(PU) Timing Belts(Open End and welding) MXL ...