Features of this amazing regulator include: SCUBA MAGAZINE TESTER'S CHOICE WINNER "This reg also received the highest score for Ease of Breathing..." Scuba Diving Magazine ATOMIC Quality Exceeds all expectations Made with a combination of stainless steel and titanium Stainless Steel delivers virtually the same corrosion resistance as Titanium at a lower price Stainless Steel does not require protective chrome or nickel plating processes that can be harmful to the environment and is 100% recyclable The ST1 second stage features all-Titanium components as in the T2 and B2 models Environmentally conscious topside...natural breathing at depth The first stage is beautifully machined from a special grade 316 Stainless Steel that is twice the strength of brass with corrosion-resistance approaching Titanium The use of Stainless Steel means we are doing our part for clean air when divers are out of the water The legendary Atomic design means divers also breathe easy at depth First Stage Specs: First stage machined from solid 316 Stainless Steel Atomic Jet Seat high-flow piston first stage Nitrox ready for mixtures up to 40% Freeze protected factory-sealed first stage also prevents contamination such as silt and sand First stage ports: 2 HP fixed / 5 LP on swivel cap Available in DIN or YOKE Second Stage Specs: All-Titanium second stage construction same as Atomic T2 and B2 models Patented Atomic Seat Saving Orifice (Titanium) Patented Atomic Automatic Flow Control (AFC) All-stainless steel Atomic Comfort Swivel standard A new high-flow second stage case lowers breathing effort at any depth from shallow water to beyond the limits Dual material second stage cover enables entire front to be used for purge Dual silicone comfort fit mouthpiece with tear-resistant bite tabs Wide exhaust deflector to disperse bubbles for enhanced visibility 2 year/300 dive service interval Limited Lifetime Warranty - not contingent on proof of service
