Chrome-plated brass with 1/4" barb for connecting 1/4 ID beverage tubing to a beer shank or sankey coupler. This is a better size for systems where the liquid lines are fairly long and an increased flow is desried to off-set the length of the tubing.Requires a Hex Nut or Wing Nut for connection to a beer shank, as well as a neoprene washer; sold separatelyhere. Can also be attached to a commercial sankey coupler.