The Onyx II is available in yoke and DIN (with or without adaptor) styles.
ONYX II FIRST STAGE FEATURES:
ONYX II SECOND STAGE FEATURES:
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Downstream valve
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Balanced Diaphragm
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Dive/Pre Dive Venturi Control
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Diver Adjustable Breathing Sensitivity
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New Compact Profile
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Anodized aluminum heat sink
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Lightweight Braided Hose Length: 30 in. (.76 m)
- See more at: http://www.zeagle.com/products-repository/regulators/regulator-models/onyx-ii#sthash.rCcqDlrc.dpuf