... ... 3, Durable,ozone-resistan 4. Color: Black, red, green, etc Auto part oil seal: 1.Material: NBR,HNBR,PTEE,FPM,MVQ,EPDM,PTFE ... ,customized specifications are welcomed.7.Designing and manufacturing all of oil seals, gaskedts,o-rings ,and so on. Auto part oil seal