Cert: ISO/ TS16949 Name: auto rubber to metal bushing Material: CR,EPDM,NR,NBR SHA: 50A-80A ... U.S.A and JIS of Japan Name: auto rubber to metal bushing, rubber bushing, rubber to metal bonded bush Material : CR, EPDM, NBR,SBR ... ,ect Steel: iron, copper,aluminum or stainless steelCharacteristic: Ozone resistant, High/ Low temperature resistant, Aging resistant, Wearable, Great flexibility, ect Market ...