Add a stout faucet to your home kegerator and get the perfect pour of cascading beer.This 5 lb. cylinder is rated to work with nitrogen. Unlike CO2 cylinders, the valve has a female connection, which mates with nitrogen regulators. You may also fill nitrogen cylinders with "beer gas", a blend of CO2 and nitrogen. Shipped Empty.Note: Cylinder may have cosmetic blemishes.Requires a NitrogenRegulator.