Zeagle Onyx II Regulator style:Yoke An optional PIN upgrade to

An optional PIN upgrade to the Varying Permeability Model (VPM-B and VPM-B/GFS) decompression Petrel side View algorithm is now available

Side Panels: 600D Polyester w/PVC Backing

SV stand for Scupper Valve

Not any more…

Inhalation diaphragm with improved response and tear strength

Zeagle Onyx II Regulator style:Yoke An optional PIN upgrade toThis Products Overview Coldwater breathing has never been so effortless. With the same attractive finish and outstanding performance as its predecessor, the Onyx, the Zeagle Onyx II fills the need for those that find themselves in cooler water. Its internal structure allows direct airflow through the 1st stage, providing lower turbulence for outstanding performance. A precision high pressure valve provides reliability and an enhanced service life