Combustion Tube For Htg, 18 mm Od$44.00 Combustion tube for HTG, 18mm OD Combustion Tube For Htg, 18 mm Od quantity Add to cart SKU: 61124 Category: Combustion and reduction tubes Additional information Additional information Package 2 Related products Add to cart Combustion Tube, Large 25 mm Od $65.00 Out of Stock Read more Combustion Tube, CHN $66.00 Add to cart Combustion Tube, Sulfur $60.00