Coilhose Pneumatics 110 1/4-Inch Body Size, Megaflow Automatic High Flow Coupler, 1/4-Inch NPT, Female
Megaflow High Flow Series is engineered to allow twice the flow of comparably sized quick disconnects. One hand push-to-connect design allows easy operation.  Megaflow couplers can be used with Industrial Interchange plugs in an emergency.