Quick Connect, Reg. to Hose w/Check, QDB205 Plug (M); QDB20 Socket (F), Fuel Gas

Features: Brass construction provides long service life | Non-interchangeable oxygen and fuel gas connectors | Instant closure on reverse flow check valves | Spring-loaded locking mechanism responds to fingertip action and achieves a gas-tight connection | Double seal socket connection on second seal | Color-coding for gas service type provides additional safety