View cart “Top/Bypass Fitting for 18/20 mm Tube” has been added to your cart. Top Fitting+SS Tube Kit for Reduction Tube$46.00 Top Fitting+SS Tube Kit for Reduction Tube Top Fitting+SS Tube Kit for Reduction Tube quantity Add to cart SKU: 96014 Category: Spare parts Additional information Additional information Package 1 Related products Add to cart O-ring for top of tubes $7.00 Add to cart Sample Tray And Lid, 96 Positions (Plastic) $4.75 Add to cart Rubber Inserts for the Air Line and He & O2 Vent Caps $11.00