This Kegco Two-Way Air Distributor is perfect for dispensing up to two kegs at the same output pressure. The aluminum air distributor features one 3/8" O.D. inlet barb fitting that attaches to the CO2 regulator using 5/16" I.D. gas hose and two 3/8" O.D. outlet barb fittings that attach to the keg couplers using 5/16" I.D. gas hose. It also features two in-line shut offs and built-in mounting holes for convenient mounting.