Certi: ISO/ TS16949 Name:auto rubber shock bumper Material : EPDM, NR, IIR, CR,ect SHA:50A-80A Market: China, USA, EU Certificatation : ISO/ TS16949 ,ISO9002, ISO9001Meet the standard of HG/T 2196-91 of Chemistry of China ,D-2000 of U.S.A and JIS of Japan Name: auto rubber shock bumper,rubber to metal damper,car shock absorption Material : CR, EPDM, NBR,SBR, FPM, ACM ,NR,ect Characteristic: Ozone ...