1) Material:NR,EPDM,SBP,NBR.CR.IIR. 2) Application:engine filter.quick cleat acting,crane,machinery,and so ... on. 1) Material:NR,EPDM,SBP,NBR.CR.IIR.2) Application:engine filter.quick cleat acting,crane,machinery,and so ... , JAPAN,USA and so on,6) OEM orders are welcome. rubber component