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The Halcyon buoyancy compensator is designed to meet the demands of any diving environment. Carefully tailored shapes...

The Halcyon Eclipse buoyancy compensator is establishing a new standard for single-tank diving, while creating unprec...

Standard Hose lengths in a DIR single tank hose kit: Your choice of 7' or 5' primary regular hose 22" (56 cm) sec...

This blue o-ring fits the Explorer lid.

Halcyon replacement assembly 3-watt LED bulbs are revolutionary in their ability to withstand shock and emit a strong...

Big Diver's Alert Marker, 4.5' (1.4 m) long, closed circuit: choose orange or yellow Halcyon Diver Alert Markers prov...

Cinch Bolt Extension screws down onto an existing tank band bolt. This provides extra length in the event your bolt i...

Rinse Bottle for P-Valves of all types.

Mounting straps for 6cf or 14cf dry suit inflation bottle

GUE's three pillars - Education, Conservation, and Exploration - are supported by communities all over the world who ...

Halcyon pockets add a critical level of functionality to your wet or dry suit, allowing readily accessible storage of...