... .5, T5, T10, AT5, AT10, MXL, XL, L, H, 3M, 5M, S3M, Double sided, *T10-3040 special belt 4. Polyurethane(PU ... End and welding) MXL, XL, L, H, XH, XXH, 3M, 5M, 8M, 14M, 20M, S3M, S5M, S8M, S14M, S20M, T2.5 ... , C, D, E; With reinforced cord, green grip top6. Pulleys transmission gears,pulleys,timing pulleysTiming Pulleys Specifications: Certificate:SGS-ROHS Environmental ...