This Gas Range Connector Kit is used to hook up your gas range to your home's gas supply. It includes (1) 4' flexible stainless steel gas connector hose, (2) 1/2" male/female connectors, (1) 3/4" male/female connector, (1) tube of sealant, (1) tube of leak detector solution and installation instructions. Note that you will only use one of the fittings to complete the installation. This is an accessory kit that can be used across several major gas range brands; check to see if your model number is compatible. Installing this item will require basic hand tools, some disassembly of the range and novice repair experience. Remember to unplug the range or shut off the house circuit breaker for the appliance before installing this item. Also make sure to turn off the gas valve before the installation.