auto rubber timing belts 1.Auto timing belt main type ZA, ZB, MR, RU, RS, RPP, ZAS 2.Material:CR,HNBR auto rubber timing belts1.Auto timing belt main type: ZA, ZB, MR, RU, RS, RPP, ZAS,ZBS, YU, S8M and STD2.Material: CR, HNBR.SectionPitch (mm)Teeth Height (mm)Thickness (mm)ZA9.5251.914.1ZB9.5252.34.5ZBS9.5252.85.1RU9.5253.445.7MR9.5253.545.69RS9.5253.65.8YU835.2MY83.065.2S8M83.055. auto rubber ...