Oil seal 1.Various of type eg:TC, TB, SC,SB... 2.Material: EPDM,Silicon,FPM,NBR... 3.ISO9001: 2000 4.Durable,ozone-resistant Oil seal1.Various of type eg:TC, TB, SC,SB...2.Material: EPDM,Silicon,FPM,NBR...3.ISO9001: 20004.Durable,ozone-resistant-Durable,ozone-resistant ISO9001: 2000 standard OEM/ODM are welcomedGood quality and best prices1.Material: NBR,HNBR,PTEE,FPM,MVQ,EPDM,PTFE,and so on2. ...