Ditch that cumbersome weight belt and discover the benefits of the Halcyon MC's Active Control Ballast (ACB).

Ditch that cumbersome weight belt and discover the benefits of the Halcyon MC's Active Control Ballast (ACB).

The Halcyon Secure Harness® allows for infinite adjustability, providing a perfect fit for all divers and diving systems.

Halcyon's series of Diver Alert Markers provide maximum visibility and redundant flotation at the surface.

The smooth operation and high quality stainless steel make this hardware excellent for all of your diving needs.

The smooth operation and high quality stainless steel make this hardware excellent for all of your diving needs.

Halcyon's Closed Circuit 80 and 185lbs lift bags are still the industry standard for technical applications where precise control over lift and surface control are essential.

Halcyon's Closed Circuit 80 and 185lbs lift bags are still the industry standard for technical applications where precise control over lift and surface control are essential.

Yet another tool that allows you to get weight off your weight belt, the Halcyon Weighted Single Tank Adapter (STA) provides six pounds of non-releasable ballast between you and your single cylinder rig.

Halcyon's series of Diver Alert Markers provide maximum visibility and redundant flotation at the surface.

Halcyon's series of Diver Alert Markers provide maximum visibility and redundant flotation at the surface.

Halcyon's series of Diver Alert Markers provide maximum visibility and redundant flotation at the surface.

Modeled after the US Air Force and Navy's Single Man Life Boat, the DLR provides unprecedented safety at sea.

The smooth operation and high quality stainless steel make this hardware excellent for all of your diving needs.

The Halcyon Eclipse wing. Think of it as Halcyon's original Pioneer single tank wing gone to the gym.

The Halcyon Eclipse wing. Think of it as Halcyon's original Pioneer single tank wing gone to the gym.

The Eclipse wings have a long, narrow, wing profile to support the diver's tank along his or her entire length, preventing unnecessary drag and minimizing effort.

While the typical doubles wing uses a horseshoe-shaped bladder, the Evolve draws its design inspiration from Halcyon's successful Eclipse circular bladder single-tank wing.

It doesn't matter if you are swimming or scootering, the Evolve's profile cuts through the water with less drag and greater efficiency.

Halcyon offers the Explorer wing for double tank diving. Explorer wings are available in two lift capacities to satisfy various buoyancy and equipment requirements.

The Explorer wings are available in 3 lift capacities to satisfy various buoyancy requirements, and are able to accommodate a wide range of tank sizes, exposure protection, and equipment requirements.

Halcyon Spring Heels fulfill a common desire for fin straps that are flexible, and yet remain secure and resistant to breaking.

A simple utility bag to store dive, boat, or travel gear.

This handy hip pocket attaches to your harness strap and will store most of your needs within easy reach.

The Halcyon MC Storage Pak provides "transparent" storage for alternate lift and signaling devices.

Simple attachment necklace for your reserve second stage. Thin enough to fit under your mouthpiece zip-tie, strong enough to last several dive seasons.

Designed to be filled by a diver's second stage regulator, the SCC 60 combines the ease of inflation of a traditional bell-bottomed lift bag with an over-pressure release valve.

Halcyon's standard DIR Pressure Gauge is just what you would expect in a DIR SPG: low tech, reliable, and accurate.

Halcyon's series of Diver Alert Markers provide maximum visibility and redundant flotation at the surface.

The Surf Shuttle provides an essential margin of safety for the diver facing a long wait at the surface prior to boat pickup, or even a long swim to shore in warm water.

The Halcyon Secure Harness® allows for infinite adjustability, providing a perfect fit for all divers and diving systems.

Shifting weight from a diver's waist toward their center, such as with a Halcyon trim weight system, facilitates horizontal diver trim and reduces drag

Now available from Halcyon, this integrated weight system allows double tank divers to reduce the need for bulky hip weights.

Now available from Halcyon, this integrated weight system allows double tank divers to reduce the need for bulky hip weights.

An optional storage solution designed especially for jacket BC users.