T2 - more info... The T2 is designed to be the best performing and best looking regulator on the market-*PERIOD. The T2 is the perfect travel regulator, especially for remote diving destinations where every pound of excess baggage counts, and regulator repair is not an option. B2 - more info... The perfect combinaton of comfort, performance, and style. • Exclusive Atomic Aquatics "comfort swivel" hose assembly • Dual silicone comfort-fit mouthpiece • All Titanium second state M1 - more info... Extreme performance without compromise The M1 has an expanded performance range and special features to meet almost any diving condition imaginable, whether recreational or Tech. The M1 features a relatively new metal to the diving industry - Monel. Monel parts are used internally in the first stage for its high resistance and oxygen compatibility. Z2- more info... Exclusive Atomic Aquatics features at a mid-range price Same depth performance as the B1 and T1 at a moderate price. Similar to the B1, with compact 7-port first stage. The second stage has the same features as B1/T1, with brass valve body with zirconium/nickel coating.

All the Atomic Aquatics second stage models are available as dedicated safe seconds with high visibility yellow covers, extra length 36" hoses and can be fitted with the optional comfort swivel hose.