... Name:Auto rubber bellow hoses, auto air vent hose, exhaust manifold Material:EPDM,CR,MVQ,PVC,ect SHA: 40A-90A Certificatation : ISO ... : Name:Auto rubber bellow hoses, auto air vent hose, exhaust manifold Material : CR, EPDM, NBR,SBR, FPM, ACM ,NR,ect Characteristic: Ozone ...