auto rubber o ring 1.Material:HNBR 2.High/Low temperature resistance,Oil resistance,anti-aging 3.Size:1/2 3/8 5/8 ... 3/4 5/16 auto rubber o ... ring1)We have kinds of material : NBR,HNBR,EPDM,SILICONE,VITON,NR,FLS,FFPM,PU,PTFE etc.2) High ... lead time7 daysCarton Size47*38*34cmOEM/ODMwelcome auto rubber o ring