... &FDA&Reach 3)OEM of Rubber end caps 4)Lead time:10day Rubber end caps Material NBR, NR, EPDM, FKM, SBR, Silicone ... , NR, EPDM, FKM, SBR, Silicone, Neoprene etc. Custom materials available; tell us the application, and we can recommend the appropriate material ...