Pressure regulator that reduces pressurized breathing gas to ambiet pressure, and delivers it to the diver.

New Hollis 321 High Performance Octopus Regulator With MaxFlex Hose


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The Hollis 321 Octopus uses the same platform and design as the high performance 221 second stage to deliver reliable high flow rates from a redundant second stage.

Nitrox Compatible to 40%
Pneumatically Balanced Second Stage
Ergonomic A.V.S. (Adjustable Venturi System) Dive/Pre-Dive Switch
Patented Orthodontic Mouthpiece with High Density Bite Tabs
High Visibility Yellow Front Cover
Comes Upgraded with a 36"/91cm Yellow MaxFlex Hose

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