Stealth TEC with DUAL - REDUNDANT BC bladder, TEC RB. You asked, we listened. Now tech sidemount divers using wetsuit can safely execute their exploration dives and continue the adventure. STEALTH 2.0 TEC - Sidemount revolution continues. The STEALTH 2.0 TEC was designed to excel in advanced technical sidemount diving. Dual 42 lbs / 19 kg BC lift can easily support multiple cylinders that even most advanced diving requires. New semi-fixed STEALTH 2.0 TEC BC provides unmatched stability, balance and trim whatever the level of inflation. By placing the dump valve in the center of STEALTH 2.0 TEC wing, you can release excess gas with either hand, and stay in perfect trim while you do so. Left and right inflator ports available. STEALTH 2.0 TEC is based on proven fully modular revolutionary harness. Stealth TEC harness features 3 differing webbing thickness and stiffness not only for comfort but also for enhanced performance. Security and adjust ability is designed into the harness to enhance the diving experience. D rings on the waist strap can be moved to allow for cylinder buoyancy changes and control of cylinder position, even if carrying buoyant high helium mixes. Stealth 2.0 TEC features world's best weight management system achieving perfect balance and trim. Multi options of weight management system allows you to place the weight in an ideal position relative to your center of gravity. Central weight pocket is simple to move within a considerable range. Just as if you were moving a V-weight on a twinset, you can apply the same principle for optimum position and thereby perfect balance and trim. Stealth TEC is used by top sidemount training centers and instructors.