The MC9-SEAL CHAMBER 1ST stage is environmentally sealed, protecting it against icing in cold water and against contamination from particulate matter in silty conditions.

Performance, ergonomic reliability, and ease of maintenance make this regulator a product for true diving professionals. Instructors, guides, dive operators, and researchers will find the answer they need in the Master Ellipse.

Cressi Master Chroemv T10SC Scuab Diving Regulator: 1st Stage: Hyperbalanced diaphragm with Watertight chamber,2 HP 7/16 UNF ports, 4 MP 3/8 UNF ports. 2nd Stage: Pneumatically balanced, Adjustable Venturi, Adjustable inhalation effort

This premiere travel regulator packs maximum performance into minimum space. A true featherweight second stage, the XS Compact is built from lightweight techno-polymers to eliminate jaw fatigue.

Cressi AC25M Scuba Diving Regulator: The Cressi AC25 is the third generation of Cressi's IP adjustable balanced piston. It has 2 high pressure ports and 5 low pressure ports. 4 low pressure ports are located in a rotating turret which ensures that the regulator and instrument connections are always in the correct position.

This premiere travel regulator packs maximum performance into minimum space. A true featherweight second stage, the XS Compact is built from lightweight techno-polymers to eliminate jaw fatigue.

cressi xs comapct ac2 regulator: This regulator is made up of the new 2nd stage XS Compact with elastomer cover combined comes with the traditional Cressi AC2 piston 1st stage. Its strengths lie in its extreme lightness, excellent performance, very easy maintenance and affordable purchase price.

This premiere travel regulator packs maximum performance into minimum space. A true featherweight second stage, the XS Compact is built from lightweight techno-polymers to eliminate jaw fatigue.

scubapro mk25t evo s620ti din 300 regulator: SCUBAPRO teams its high performance titanium first stage with a brand new airbalanced second stage. The MK25T EVO with s620ti is machined from a solid block of titanium which will not corrode, even in concentrated saltwater conditions. It offers excellent resistance to freezing, superb inhalation sensitivity and instant delivery of air on demand.

SCUBAPRO teams its high performance first stage with a brand new air-balanced second stage. The MK25 EVO offers excellent resistance to freezing, superb inhalation sensitivity and instant delivery of air on demand. The new S620 Ti embraces the best features of SCUBAPRO's renowned S600 in an upgraded, state-of-the-art design. Smaller and lighter than the S600 but using the same-sized diaphragm, the S620 Ti delivers excellent performance; work of breathing has been reduced by 37% over the S600, providing effortless airflow under all dive conditions. The full titanium inlet tube is ultra-light, the large purge button improves water circulation, and the new exhaust tee increases performance while directing bubbles out of the field of view. In all water temperatures, in all dive conditions, this new reg system is a winner.

The high performance MK25/S600 reg system is known for its low work of breathing and tremendous reserve capacity. Year after year, in successive independent tests, it has consistently ranked as one of the top-performing regs on the market.

Scubapro MK25 Evo S270 Nitrox M26 Scuba Diving Regulator: For technical divers who need a dedicated nitrox delivery system that is certified for air mixes up to 100% oxygen, there’s the new MK25 EVO/S270 Nitrox. The air-balanced S270, with its PU green cover devoted specifically to this nitrox version, provides smooth and consistent airflow in a bulletproof anti-scratch design that’s able to stand up to years of rugged use.

This regulator is intended for technical divers and, thanks to its solidperformance and exceptional reliability, can cope with any situation in diving.

Combining the iconic design of the original D-Series regulators with the latest advances in breathing performance technology, SCUBAPRO engineers have created a 21st century regulator in terms of quality, reliability, performance and style. The new D420 features a brand new balanced valve inside a housing supported by a full metal structure.

Scubapro MK25 Evo Black Tech G260 Carbon Scuba Diving Regulator: An upgrade to our popular G260 technical diving system, the MK25 EVO BT/G260 Carbon BT regulator system delivers superior durability with a carbon fiber cover and Black Tech finish. The balanced piston MK25 EVO BT offers excellent resistance to freezing, superb inhalation sensitivity and instant delivery of air on demand.

SCUBAPRO MK25 EVO A700 CARBON BLACK TECH SCUBA DIVING REGULATOR The premium high-performance MK25 EVO/CARBON BLACK TECH is not only the best-breathing reg in SCUBAPRO's line, it's also the leader in advanced design and materials and the toughest in terms of high-tech durability

Scubapro MK25 EVO A700 Carbon Black Tech diving regulator + S270 Octopus: The premium high-performance MK25 EVO/CARBON BLACK TECH is not only the best-breathing reg in SCUBAPRO's line, it's also the leader in advanced design and materials and the toughest in terms of high-tech durability

This spectacular regulator is modernized with outstanding protectionFreezing System offered Increased Thermal Insulation (XTIS). The A700 second stage, with its metal casing, screw-down casing cover, metal valve housing and over-molded accents, exhibits a real muscularity in design.

This spectacular regulator is modernized with outstanding protectionFreezing System offered Increased Thermal Insulation (XTIS). The A700 second stage, with its metal casing, screw-down casing cover, metal valve housing and over-molded accents, exhibits a real muscularity in design.

SCUBAPRO MK17 EVO S600 SCUBA DIVING REGULATOR: The new MK17 EVO is SCUBAPRO's premium high performance balanced diaphragm first stage. Engineered specifically for cold water and harsh environments,