This regulator is designed to reduce the pressure and control the flow for an oxygen cylinder. It comes with a CGA 870 post valve connection in 0-15 lpm flow ranges.High strength aluminum alloy body, all brass core. CGA 870 post valve connection w/barb outlet,click style, easy to read flow rates, 11 flow positions: 0, 0.5 , 1 , 1.5 , 2 , 3 , 4 , 6 , 8 , 10 and 15. Ribbed flow selector for better grip, Viton rubber yoke seal with brass outer ring.

This is for portable types of tanks or "mini" tanks.