... 1.ISO/TS: 16949:2009 2.Attractive price; 3.High quality; 4.According to customer's drawings Available pulleys 1) V- ... , 5V, 8V D) Sheaves for 3L, 4L or A, and 5L or B belts AK, AKH, 2AK, 2AKH, BK, BKH, 2BK ... , anodized, zinc-plated 5) Standard toothed bars are also available. high quality auto pulley