LSB specially specialize in produce the rubber productions, O ring, X ring, and some other rubber parts. 1. material:NBR,EPDM,SI,FKM(V270M ... Mobile No.: 13564677111 Main Products: Seals, Oil Seals, Rubber Parts, Rubber Bushing, Rubber Boots, Rubber Tube, Polyurethane Products, TPU Products TPU, PTFE Seal, Molded ...