Keg Couplers Item ID: #520 Connectors for Beer LinesProduct Information:There are four pieces that are needed on each end of your beer line to properly connect it to your beer system. Set includes the proper components to fit your 3/16 inches inner diameter tubing to shank or keg coupler. One set is needed for each connection being made. Specs * Fits 3/16″ Inside Diameter lines Includes * Hex nut |