Shutoff Valve, 1/4" MPT X 3/8" Barb w/ Check Valve

$12.99

Insert this shutoff valve into a CO2 regulator, Wye splitter, or air distributor and then attach a 5/16" or 3/8" gas line to the shutoff valve.

Has a check valve and a manual shutoff, so you can shut the flow off if necessary.