Fitment: 1, Elbow adapter pipe manifold design adapter for Blackstone Grilldle with universal 1/4" Quick Connect Key. 2, Easy convert the Blackstone 17/22 inch griddle to quick connect connection to connect RV motorhomes. 3, Easy Operate the pipe adapter just push and insert to the current adapter on Blacktone Griddle and turn to fix. 4, Other side comes with 3/8" Male flare fitting to connect extension hose or quick connect to connect 1/4" Quick Disconnect valve on RV. 5, Solid Brass Made. Package list: 1 x Safety Pipe Adapter for Blackstone 17" /22" Griddle 1 x 1/4” quick plug .