The Zeagle Onyx II Regulator outperforms many, much more expensive regulators with outstanding reputations, why? The internal structure allows direct airflow through the 1st stage, providing lower-turbulence for outstanding performance

Features

  • High performance environmentally and dry sealed
  • Balanced, 5 LP port cold water 1st stage
  • Balanced, adjustable 2nd stage with dual adjustment and heat-sink

The Onyx II is available in yoke and Din (with or without adaptor) styles.

1st Stage 

Environmentally Sealed and Cold Water kit installed

  • Balanced Diaphragm
  • 5 LP Ports
  • 2 HP Ports
  • Ideal for cold water
  • Lighter weight
2nd Stage
  • Downstream valve
  • Balanced Diaphragm
  • Dive/Pre Dive Venturi Control
  • Diver Adjustable Breathing Sensitivity
  • New Compact Profile
  • Braided Hose Length: 30 in. (.76 m)
Second Stage Materials:
Cover: Flexible Thermoplastic 
Case:Thermoplastic 
Poppet Seat:Elastomer 
O-rings:Buna-N
Diaphragm: Elastomeric Polymer 
Exhaust Valve:Elastomer 
Mouthpiece: Silicone 
First Stage Materials:
Body:Brass
O-rings:Buna-N
Seat:Advanced Polymer 
HP Valve:Stainless Steel