... for machineray auto parts fitting for auto SpecificationsDIRECT FACTORY of rubber products: 1) OEM service; 2) Aging, High & low temperature resistance, 3 ... and tear resistance, Durable;· UL & SGS certification;· Rubber Material: NBR, HNBR, XNBR, EPDM, CR, NR, SBR, VMQ, FKM, LAS, FVMQ, FFKM, PTFE ...