DIVESOFT - BOV Knob Extension w/ADV Switch Button Scubapro This is the Shearwater package

This is the Shearwater package from rEvo and is one of the most common ways that new units are purchased

By pumping hot water down to the diver and allowing it to circulate inside the suit

Booties are pinched by retainers

Infinitely adjustable to suit your diving

DIVESOFT - BOV Knob Extension w/ADV Switch Button Scubapro This is the Shearwater packageDIVESOFT BOV Knob Extension w ADV Switch Button BOV knob extension is a great tool to help you get the stiff BOV barrel moving. Knob extension provides additional lever allowing smooth operation of Divesoft BOV even in the greatest depths. This BOV knob extension includes ADV switch button.