XS Scuba Brass Swivel Adapter LPDoes your regulator second stage feel uncomfortable in your mouth when diving? Does it feel like it is trying to pull out of your mouth when you turn your head? If these are problems, you have experienced when diving than you may need a Swivel Adapter that can eliminate this problem. XS Scuba's Swivel Adapter makes your primary second stage regulator more comfortable while you dive. Adapter is installed between your second stage and the regulators low