An additional regulator being added to the Hollis Regulator line is the 150LX, similar in design to the 200LX but without the PVD Plating. The 150LX delivers great performance at a moderate price. This second stage is paired with the DC2 for a great travel the world design or for those divers looking for a regulator to provide performance during long deco stops. The 150LX is paired with the DC7 as the perfect balance decompression regulator or with the HO2 1st Stage for an oxygen regulator that will never stop performing. Both styles are built for oxygen percentage 40% to 100%. The Front metal ring, packing nut & end cap in Stainless Steel. All LX regulators come standard with MiFlex® hoses and orthodontic mouthpieces with dual color tabs. It comes standard in both YOKE or DIN configuration.