[Easy Filling] The 90-degree elbow design makes it easier for gas to flow to the small cylinders. Simply attach to your tank and your 16oz tanks for refilling in 1 .[Upgraded Design] Featured with a propane ON-Off control valve, prevents gas leaks when connecting gas cylinders. You can control the refilling process with safe.[High Quality] Made of solid brass, rust-free and durable for long time use. Leakage-free valve to assure your safety.[Quick Monitoring] Quickly check the remaining gas of your tank to avoid the inconvenience caused by insufficient gas during the filling process.[Application] QCC1 propane refill elbow Adapter is used for filling small propane tanks from tanks. Perfect for BBQ, camping party, heating needs and outdoor cookout.Color: yellowMaterial: brassPackage Contents:1 x Propane Tank Adapter2 x Propane Tank Cap1 x raw tape (Random Color Do not accept designation)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.