Scubapro MK25T EVO/S620TI Titanium Regulator

The MK25T EVO first stage lets you enjoy an ultra-fast breathing response, instant delivery of air on demand, great sensitivity and extra-high airflow -- regardless of how cold the water is. MK25T EVO First Stage:  Machined titanium body is lightweight, highly resistant to corrosion and ultra-durable. Air balanced flow-through piston provides effortless airflow unaffected by depth, tank pressure, or breathing rate. Patented XTIS (Extended thermal Insulating system) thermally insulates the inner mechanism from the environment, improving cold-water resistance and delaying ice formation in extreme cold-water conditions without compromising breathing performance. Two opposing high pressure ports allow the first stage to be positioned either up or down. The new S620 Ti embraces the best features of Scubapro's renowned S600 in an upgraded, state-of-the-art design. Smaller and lighter than the S600 but using the same-sized diaphragm, the S620 Ti delivers excellent