pulley-auto parts, machine parts 1.Certificate: ISO/TS: 16949:2009 2.High quality; ... , SPA, SPB, SPC; A, B, C, Z, wrapped V-belts, raw-edge V-belts, cogged V-belts V-belt pulley Specifications ... , zinc-plated 5) Standard toothed bars are also available. pulley-auto parts, machine parts