Click to expand Tap to zoom Carbonation stone-12x36mm 0.5 µ m, G1/8 ' by Brewtools Sale €32,95 Out of stock 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Sten for the supply of oxygen or carbonic acid. Used with our O2/CO2 mountainers. Package is included.