Scubapro mk25 evo / s620 ti

*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. Work of breathing has been reduced by 37% over the S600, providing effortless airflow under all dive conditions.
*The full titanium inlet tube is ultra-light, the large purge button improves water circulation, and the new exhaust tee increases performance while directing bubbles out of the field of view.
*The MK25 EVO first stage lets you enjoy an ultra-fast breathing response, instant delivery of air on demand, great sensitivity, extra-high airflow and anti-freeze protection.