Scubapro MK25 EVO BT / G260 Carbon

No doubt about it, the MK25 EVO/G260 BLACK TECH is a serious reg system designed for the most demanding divers. The air-balanced flow-through piston-style MK25 EVO BLACK TECH is consistently ranked as the top-performing first stage on the market. Its patented Extended Thermal Insulating System (XTIS) 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. Add the fins on the machined body that provide extra thermal exchange and you have the ultimate first stage for all water temperatures.