The Apeks Sidemount Regulator Kit comes with everything you need to vent gas from side-mounted cylinders.
Comes complete with two DST first stages equipped with a 5th port, two XTX50 second stages with 210 cm and 60 cm hoses, two high pressure gauges with short 15 cm hoses, two dry suit hoses, one 90 degree elbow, one neck bungee, two short wing hoses.

DST balanced diaphragm first stage with excellent and reliable performance.
DST first stage has a 5th port:
The 5th port is for a cleaner hose exit to a dry suit or wing.
DST first stage in the Sidemount System prevents freezing and fouling of the regulator.

XTX50 Second stage:
Balanced second stage for light and easy breathing.
It has a Venturi button for fine and precise adjustment of the airflow.
The Comfo Bite reduces jaw fatigue and increases comfort.
Suitable for use in cold water (below 10 °C)