The Scubapro MK19 Evo is a balanced environmentally sealed first stage with a dry ambient pressure chamber with 5 High Flow Low Pressure Ports (HFP) on a swiveling turret.
This first stage regulator is Scubapro's answer to cold, harsh diving environments and is the tech diver's first stage of choice!
With the 5th port on the bottom of the first stage, this regulator has many options for hose routing and is uniquely suited for sidemount and twin tank diving!