Go warm, go cold, go deep, go anywhere. Enjoy control in the extreme with the MTX-RC scuba diving regulator. Combining rugged, military grade engineering with the super-smooth breathing experience that Apeks regulators are renowned for, the MTX-RC is the regulator that lets you explore more. Featuring the same freeze-resistant technology enjoyed by the whole MTX-R range, the MTX-RC resists free-flows in even the coldest temperatures, while offering the user the additional flexibility to adjust the settings for a more comfortable breathe in less extreme environments. 2nd Stage Protective bumpers to protect the second stage from impacts and scratches in the most vulnerable places. Ergonomic and simple to use venturi lever. Oversize breathing effort adjuster makes adjustment easy in cold water whilst wearing gloves. Large purge button. Reversible second stage for either a left or right hand gas supply configuration. A heat exchanger (patented) dissipates the cold caused by gas expansion w