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 Connector, 6 MB x poly. (blue) tube $9.00 Add to cart Connection, 5 mm Poly. Tube To Autosampler Or Electrovalves $10.00 Add to cart Unions 6 MB x 6 MB $29.00