Material Brass Brand CALPOSE Item dimensions L x W x H 1.5 x 1.5 x 2.5 inches Exterior Finish Brass Outlet Connection Type Threaded Effortless Refilling - The 90-degree elbow design facilitates smooth gas flow to smaller cylinders, allowing for easy attachment to large tanks and 16oz tanks, enabling refills in just one minute. Enhanced Design - Equipped with a propane ON-OFF control valve, this adapter minimizes gas leaks during cylinder connections, allowing for safe and controlled refilling. Rapid Monitoring - Swiftly assess the remaining gas in your large tank to avoid any inconvenience caused by insufficient gas