ONLY use for low pressure appliances 1.SHINESTAR Propane hose assembly 72 inches long with a 3/8 inch with female flare fittings on both ends. 2.Perfect for use with RV, gas grill, propane heater, stove, fire pit table, propane smoker, and more. Used to connect existing propane gas line to appliances equipped with the 3/8 inch male flare connection. 3.If your're trying to extend the hose on your propane line, you can use this in combination with a 3/8 flare to 3/8 flare brass adapter NOTE: - Pay attention of the sharp edges when unpackaging and installing, better wear gloves