TDS Tac Black Scuba Diving Octopus: The TDS Tac Black octopus is a high-end, high-performance second stage from the Tactical TDS regulator series in octopus version, with 1m long yellow hose, Durability is guaranteed with a design for different armies around the world. As a high performance second stage it is pneumatically compensated and has venturi control to minimize continuous flow.

TDS Oceanus Scuba Diving Octopus: The TDS Oceanus octopus is a compensated second stage in alternate air source format, with 1m long yellow hose, yellow front cover for easy location and distinction, and made of lightweight materials.

Octopus XS Compact uses the same casing as the XS Compact model made from special hi-tech polymers, the only difference being the yellow front cover.All the parts of XS Compact , most of which are patented, can be found on this regulator.

Mares Atlas ADJ Scuba Diving Octopus for Regulator: 

The companion for the Epic 82X regulator with our Twin Power system, adjustable breathing, high air flow and more...

octopus mares loop: The Mares Loop Octo pairs the Loop regulator for a unique design of 2nd stage. Having the inlet hose fitted vertically makes donation easy and faster as the orientation is more natural and the mouthpiece routes more naturally.

Mares SXS Scuba Diving Octopus for Regulator: 

scubapro r095 octopus: The R095 OCTO combines all the features of the R095 with a high-visibility yellow purge cover and a 39-inch yellow hose that makes it that much easier to share with a buddy in need. For new divers as well as veterans looking for an economical backup breather that's simple, dependable and offers excellent visibility, the R095 OCTO is a great choice. It's also a versatile second stage for use on deco tanks thanks to its reversible hose attachment feature.

The Scubapro R105 Scuba diving Octopus offers dependable breathing performance in a classic downstream design with a dive/pre-dive VIVA switch and reversible hose attachment.

Scubapro S270 Scuba Diving Octopus for Regulator: The new air-balanced S270 provides smooth breathing performance in a bulletproof anti-scratch design that’s able to handle years of hard use. It comes with a dive/predive switch, an effective purge, and a compact exhaust tee that minimises exhalation effort.

Aqualung Helix Compact Pro Scuba Diving Octopus for Regulator: Whether you own a Helix Compact Pro & Helix Compact regulator or not, this small compact and friendly octopus is the one you want to take on your next dive trip.

When performance is your highest priority, LEG3ND is the answer. The LEG3ND shares the same breathing characteristics with the LEG3ND ELITE and LEG3ND MBS. The familiar venturi switch now features an updated and ergonomic design. Overmolded with “soft touch” elastomer, the ergonomically designed switch perfectly controls the venturi effect, either allowing or containing a natural freeflow.​

apeks egress octopus: This innovative Apeks egress octopus, low profile design minimizes drag. The pneumatically balanced valve provides superior performance for an alternate air source, making it a perfect complement to the high performing Apeks regulators.

The XL4+ Octopus provides the same features and performance as the XL4+ 2nd stage.

The XTX40 Octopus provides the same features and performance as the XTX40 second stage and includes left / right hand reversibility. It comes with a high visibility yellow front cover and a 36” yellow hose. Suitable for cold water use (below 10 C / 50 F).

TDS Tac Black firts Stage INT: TDS stages sold separately for experienced divers can mount the necessary settings for your type of diving. But it is essential that they are well trained to use it, because otherwise you may incur a hazard

TDS stages GULL sold separately for experienced divers can mount the necessary settings for your type of diving. But it is essential that they are well trained to use it, because otherwise you may incur a hazard

TDS stages GULL sold separately for experienced divers can mount the necessary settings for your type of diving. But it is essential that they are well trained to use it, because otherwise you may incur a hazard

TDS Tac Black firts Stage DIN: TDS stages sold separately for experienced divers can mount the necessary settings for your type of diving. But it is essential that they are well trained to use it, because otherwise you may incur a hazard

TDS Proteus First Stage for Scuba Diving Regulator: The first stage has 4 LP low pressure outlets and two HP high pressure outlets arranged symmetrically, which allows the hoses to be routed optimally in almost any configuration, and it is possible to mount them left-right on a twin tank.