You cannot add "Reduction Tube, CHN" to the cart because the product is out of stock. Combustion Tube, Large 25 mm Od$65.00 Combustion tube, large 25mm OD Combustion Tube, Large 25 mm Od quantity Add to cart SKU: 61123 Category: Combustion and reduction tubes Additional information Additional information Package 1 Related products Add to cart Inserts, Alumina For The Turbo N 4040 Combustion Tubes $25.00 Out of Stock Read more Reduction Tube, CHN $66.00 Add to cart Inserts, Quartz (Disposable) For Na 1500 Series I Combustion Tubes $45.00