The Komos® Mini Oxygen Regulator is great for homebrewers and small - scale beverage producers. Use it when you're about to pitch yeast into wort, connecting it to a refillable O2 cylinder. It weighs just 1.25 lb and has a length of 6.75', width of 1.75', and depth of 1.25', making it a handy tool for your beverage - making needs.