Osprey Apollo Bio-Seal Wrist Seal Dive Rite This helps reduce the stress

This helps reduce the stress on the divers leg while accelerating water over the blade

tech diving and extreme applications

This adapter makes the regulator feel much more comfortable on waist-mounted deco and stage cylinders where the hose runs down the chest rather than over the shoulder

over-sized aluminum unions add additional rigidity and durability

system (Optimized Pivoting Blade) Fin Technology that ensures the blade is always at an optimal angle during both the up and down stroke (patented)

Osprey Apollo Bio-Seal Wrist Seal Dive Rite This helps reduce the stressDetails: Patented Bio Seal is extremely pliable and molds itself to dry suit seals and skin equally well. This awesome product can reduce and in most cases eliminate water leakage in the neck and wrist areas while allowing a more comfortable fit. Seal is latex free which may help those who are allergic or prone to neck rash. Originally designed for use with neoprene seals, Bio Seals also improves the fit and comfort of latex and silicone type seals.