<p><b>Oxygen regulator, 0-15 lpm CGA 540 with gauge, diss outlet.</b></p> <p>Uni-body construction designed to strengthen the regulator and prevent breakage.<br /> Nickel-plated brass body for safe use in oxygen service.<br /> Two body designs: Yoke inlet for small cylinders, nut and nipple inlet for large cylinders.<br /> Compact, 1-1/2" diameter low-profile contents gauge with gauge protector.<br /> Serrated dial-in flow control knob for ease of flow rate selection.<br /> Large easy to read flow rate numbers.<br /> Hose barb or DISS outlet provide secure connection of oxygen supply</p>