Zeagle - Onyx II Primary 2nd Stage or Onyx II Octopus Style:Primary 2nd Stage Capture your dives entry and

Capture your dives entry and exit points

Lifetime warranty against frame breakage

Demonstrate adequate buoyancy control

Attaches to all XS Scuba Modular valves

Zeagle - Onyx II Primary 2nd Stage or Onyx II Octopus Style:Primary 2nd Stage Capture your dives entry andAn anodized aluminum heat sink on the 2nd stage along with the external diaphragm on the 1st stage improves the cold water performance of the Onyx II regulator. Second Stage: Downstream valve Balanced Diaphragm Dive Pre Dive Venturi Control Diver Adjustable Breathing Sensitivity New Compact Profile Anodized aluminum heat sink. Downstream valve Balanced Diaphragm Dive Pre Dive Venturi Control Diver Adjustable Breathing Sensitivity New Compact Profile