Atomic B2 (1st + 2nd Stage) accessory Patented seat saving orifice

Patented seat saving orifice

The front entry zipper is low profile and flexible for easy donning

Premium badging

Spare Orings

This light uses a new style 26800 rechargeable battery with built in USB charger

Atomic B2 (1st + 2nd Stage) accessory Patented seat saving orificeCOMFORT. PERFORMANCE. STYLE. AND VALUE. Our most popular regulator, the Atomic B2 system combines the signature second stage design and materials of the T3 with a Chrome plated Brass first stage. The result is an incredibly high performance regulator system that is approachable for every diver and every budget. Tremendous effort goes into making a regulator perform effortlessly. Every Atomic Aquatics Regulator features the same high performance