HALCYON have take their best selling Halo second stage, and have redesigned it for 2019.

Starting with a balanced second stage that was already a great performer in absolutely all environments.

NEW REDESIGNED COVER – NEW DIAPHRGAGM MATERIAL – IMPROVED WORK OF BREATHING.

HALCYON have take their best selling Halo second stage and have redesigned it for 2019.

Starting with a second stage that was already a great performer in absolutely all environments.

Perfectly suited to cruising along a shallow reef or adding an extra mile to a deep underwater cave in the middle of nowhere.

This design was then further improved for 2019 featuring

NEW REDESIGNED COVER – NEW DIAPHRGAGM MATERIAL – IMPROVED WORK OF BREATHING.

Using a balanced design which offers an extremely smooth breathe at all depths and cylinder pressures.

A diver adjustable venturi also allows gas flow around the inside of the second stage to be controlled further.

HALO features at a glance:

– Balanced, adjustable downstream valve.

– Adjustable control knob refines inhalation resistance.

– Air Control Vane (A.C.V.) utilizes vacuum power to reduce work of breathing.

– Compatible with 40% Nitrox (outside EU).

– Includes a 102cm Hose as standard.