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

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