Check the listing for details. Oceanic Gt3 Scuba Diving Second Stage Regulator. Condition: Used. Listed at 145.97 USD. Scuba diving shop cleaning out excess inventory, make sure to check back as we will be posting more items regularly. Set it and forget it. The last thing you need to worry about on the dive is your breathing system. The GT 3 puts you in total control with its patented Dynamic Adjustment feature. Whether youre snorkeling to your dive site or working a current on your favorite deep wreck, you can quickly adjust the GT 3 to behave precisely the way you want, then let it do the work as it automatically readjusts with changes in depth. Features: - Diver adjustable inhalation effort - Patented Dynamic Adjustment automatically maintains inhalation effort throughout the dive All items sold as is with no implied or express warranties of any kind. No refunds, and as with all diving gear, get it checked by your local dive shop prior to any use.