GASPRO Upgraded Propane Refill Adapter with Valve and Gauge, Fill 1 lb Bottles from 20 lb Tank, 90-Degree Elbow Design, Easy to Use, Solid Brass

The 90-degree elbow design makes it easier for gas to flow to the small cylinders. Simply attach to your large tank and your 16oz tanks for refilling in 1 minute. Featured with a propane ON-Off control valve, prevents gas leaks when connecting gas cylinders. You can easily control the refilling process with safe. Quickly check the remaining gas of your large tank to avoid the inconvenience caused by insufficient gas during the filling process. Corrosion-resistant solid brass provides a better sealing effect. Additionally, the built-in safety features effectively prevent the danger of overfilling the gas cylinder. Easily refills your 1-pound bottles multiple times without tools. Helping you save on the cost of buying new green propane gas cylinders.