This rock-hard and tested first stage regulator is now available with a fifth port conversion kit to upgrade it from 4 to 5 ports. Shipped together with the AP0274 conversion kit, you can make your DST ideal for sidemount diving.

The end-port allows any length dry suit/wing LP hose attachment and direct routing to the kit -- leaving 4 LP ports and 2 HP ports for other hose routing.

The DST boasts a swivel turret making it ideal for any kind of side-slung setup from stage bottles to CCR bailout and plain sidemount.

Goes great with a set of Apeks XTX 50 Second Stages.

Egress means way out, exit, escape - the perfect description for an ideal octopus. The Apeks Egress has been designed as a left and right hand second stage regulator perfect for octopus use and emergency buddy breathing situations. It is, however, also entirely suitable as a left and right handed primary second stage compatible with any Apeks first stage. If used with an unsealed first stage then it is only recommended for warm waters, but is suitable for cold water diving when used with any Apeks environmentally sealed first stage.

Highly Recommended Primary or Backup Regulator. Pneumatically balanced 2nd stage with venturi control. Heat exchanger - suitable for both warm and cold waters.

Highly Recommended Primary Regulator. Fully diver adjustable pneumatically balanced 2nd stage with venturi and breathing resistance control. Heat exchanger - suitable for both warm and cold waters.

Strong performance and a simple, non-adjustable design make the Aura an ideal reserve and/or recreational regulator. Comes as a standard with 40" regulator hose.

The unsurpassed performance of this first stage results from a balanced piston design which delivers significantly more gas than any other first stage while leaving performance completely unaffected by changing tank pressure. As a standard comes with 40" regulator hose.

The Alpha Standard. The standard by which all other entry-level regulators are judged. For recreational divers looking for professional performance at a reasonable price, the Alpha 8 makes the adventure of diving that much easier to experience.

Even with the best laid dive plans, there are times you encounter conditions beyond your control. The Delta 4 is one hot new regulator ready to take on all challengers with a new stylish look.

EOS second stage is far more than just another regulator in the eyes of the Oceanic team, this is a dream come true. Pneumatically balanced second stage with virtually no breathing effort.

Set it and forget it. The last thing you need to worry about on the dive is your breathing system. The Oceanic GT 3 puts you in total control with its patented Dynamic Adjustment feature. Whether you're snorkeling to your dive site or working a current on your favorite deep wreck, you can quickly adjust the GT 3to behave precisely the way you want, then let it do the work as it automatically readjusts with changes in depth.

The Scubapro G-Series is embodied in the G250V, a timeless classic which stands for unfailing performance and ultimate reliability. The choice for demanding divers.

Classic downstream valve that is particularly noted for its legendary safety and reliability. Extremely lightweight and compact.

A high performing balanced second stage, yet simple to operate, increasing fun and relaxation on every dive. This second stage is also preferred by divers that do not need external adjustment of inhalation resistance.

A compact, high performance, air balanced second stage with multiple diver adjustment possibilities. It adapts to all diving conditions and diver's taste.