Mode:AV6.2 pcs per set.                     

Parts: 3 hole gasket:2pcs.O ring :3pcs
∮61×160 ripple pipe: 1pcs
M8×35 screw, nut, plane gasket:6 sets
Material:∮38、51、60×1.5stainless steel .thickness: 10mm409 flange polishingand welding of reinforcing piece.