This kit's SnapFast device is a durable disconnect fitting that installs easily by attaching it to the appliance inlet and your blue hose..The restraining device attaches securely to your equipment and the wall of your facility to decrease strain on your gas hose as you move your unit out from the wall for cleaning and maintenance.Kit Includes:- 1in diameter Dormont blue hose- 1 SnapFast quick disconnect- 1 elbow- 1 restraining cable and hardware This 60in kit comes with a 1in diameter Dormont blue hose with the only one-handed quick-disconnect fitting designed for commercial kitchens.