Scubapro MK25 EVO/S620Ti

Air-Balanced Flow-Through Piston First Stage: Chrome plated brass body delivers smooth airflow regardless of depth, tank pressure or breathing rate; Thermal insulation protects internal mechanisms in extreme cold-water conditions and delays ice formation Air-Balanced Titanium Barrel Second Stage: Full titanium construction provides corrosion resistance and lightweight durability; Reinforced technopolymer case with stainless steel frame withstands demanding dive conditions Versatile Port Configuration: Two opposing high-pressure ports enable upward or downward first stage positioning; Four high-flow and one axial super high-flow low-pressure ports on swivel turret provide flexible hose routing options Diver-Adjustable Controls: Easy-grip inhalation effort knob allows personalized breathing resistance adjustment; Venturi-Initiated Vacuum Assist (VIVA) lever prevents free-flow; External intermediate pressure adjustment enables quick technician tuning Enhanced Airflow Design: Large diaphragm in compact casing maximizes breathing sensitivity; S620 Ti features a compact Hi-Flow mouthpiece mounted on an enlarged mouthpiece pipe improves airflow delivery and comfort during extended dives