... 2)Different colors and sizes 3)Certification:Rosh,CE,PAHS mechanical sealOur company,Haining Maqiao Hengshun Rubber Factory,established in 2000 ... many companies likeFLOWGUARDS,A2,MARCO,POINTand so on. Other rubber mechanical seals for your referenceWe can design the rubber injection mould according ... at once and finish the production before the lead time.8.Delivery by sea or air on time.We are ready ...