... goods passed ISO9001:2000 certificate.Plain v-belt: FM(9.5),Z,O,A,B,C,D,E,F,SPZ,SPA,SPB ... better adjustment of the belt to the pulley.Wrapped V-belt(Unit:mm) TypeWidth(dp)Upper Width(b)Height(h)WedgeangleZ(O,M ... )8.510640°A11138B141711C192214D273219E323825Narrow V-belt(Unit:mm) TypeUpper Width(b)Height(h)WedgeangleSPZ9.7840°SPA12.710SPB16.313SPC22183V9.585V1613 ...