... 2.Various Material & Sizes 3.The goods have passed ISO9000 Truck Parts skeleton oil seal20 years experience trustworthily.1.Good Quality.2 ... seal,lip type seal,o-ring,sealing washer.various rubber parts etc.(1)Available material:materials for NBR,NR,HMBR,EPDM ... are able to design and manufacture complete sets of rubber parts based on customers specification and specification are welcome according your ...