... 2.Material: EPDM, NBR, SIL, SBR, CR rubber ring , o ring Product informationProduct namerubber ringProduct NoST-46Materialrubber: NR,SBR,IR,NBR, ... ,by sea,by express deliveryPackingOne pc/ opp bag, outer packing: carton Item ST-46Material rubber: NR,SBR,IR,NBR,EPDM,CR Color ... freight should be paid by buyersPacking Details Inner/outer:opp bag/ctnCarton size:by your requestN.W/G.W:depends on ...