Certi: ISO/ TS16949 Name: auto rubber CV joint dust cover, CV boot Material: EPDM, NR, MVQ, CR market:China The USA,EU Certificatation ... ,ISO9002:1994, ISO9001:2000Name: auto rubber CV joint dust cover, rubber CV Joint bootMaterial : EPDM, NR, MVQ, CR ,ect Characteristic: Ozone resistant, High ...