Install between standard regulator hose and second stage
Slide machined Delrin collar to shut off gas flow
Commonly used with deco rigs, stage bottles & drysuit inflation
Prevent critical gas loss
9/16”-18 UNF male inlet to 9/16”-18 UNF female outlet threads
Low pressure use only - below 200 psi
WARNING: When shutting off gas supply to the second stage, there must be some other type of over-pressure relief device present.
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