Promate Scuba Dive Octo Shut Off Valve - Freeflow Control Device for Scuba Diving Gear (PI001) - Perfect for Underwater Safety & Emergency Air Flow Regulation

*Attach the Shut Off Valve between 2nd stage/Octopus and low pressure hose.
*This regulator shut off adapter is easy to slide on slide off (black part) and allows a free flowing inflator to be shut off manually then turned back on when needed.
*This regulator shut off will fit Aeris, Atomic, Aqualung, Dacor, DiveRite, Genesis, Mares, Oceanic, ScubaPro, SeaQuest, Sherwood, Zeagle and all other standard regulators sold in the market (3/8" thread).