Oxygen Regulator for D/E Tanks 0-8 LPM (CGA870) Fits M6 M9 D&E Cylinder 0-8LPM * Overall length less than 4 and weighs just 6.9 ounces * Lightweight aluminum body with brass sleeve and brass internals * Downward facing outlet port for safety and durability * Easy-click groove-grip knob with recessed adjoining body area allow for easy flow adjustment for the weak or arthritic patient * Flow window for accurate confusion-free flow setting * Compact low-profile contents gauge with gauge-guard standard * Flow range of .12 .5 1 1.5 2 2.5 3 4 5 6 8 lpm * Yoke screw stop standard * 100% quality-control testing to ensure reliability * Click Style * CGA-870 & CGA-540 Nut and nipple * Yoke Pin Indexed * For D & E Oxygen Tanks * Barb outlet * 6 Year Warranty * Shipping Carton Size: 12 L x 10 W x 6 H