... are a lead manufacturer of Rubber D Ring,V Ring,X Ring. Rubber D Ring,V Ring,X Ring.1. Material: Silicone, NR, NBR, EPDM, SBR ... sample.3. Color: Black, white, Transparent, gray, green, yellow, blue, red and so on.If any custom molded rubber parts, silicone ... , plastic parts, please feel free to contact us. Rubber D Ring,V Ring