Rubber Inserts for the Air Line and He & O2 Vent Caps$11.00 Rubber Inserts for the Air Line and He & O2 Vent Caps Rubber Inserts for the Air Line and He & O2 Vent Caps quantity Add to cart SKU: 80034 Category: Spare parts Additional information Additional information Package 2 Related products Add to cart O-Ring, 11 mm $14.00 Add to cart T-Connector, 5 mm Poly. (Blue) Tube $15.00 Add to cart Sample Tray And Lid, 96 Positions (Plastic) $4.75