The MK2 EVO/R105 is the regulator system of choice for rental, diving schools or for divers seeking a basic backup breathing system. It offers smooth dependable air delivery and is built to last. The R105 is teamed with SCUBAPRO’s classic MK2 EVO, the only downstream piston-style first stage with internal components specifically designed to resist freezing in extreme cold-water conditions.

MK2 EVO First Stage:

• Polished chrome-plated marine-grade brass.
• Oversized piston provides better breathing performance by increasing airflow.
• Removable stainless steel orifice for easier maintenance.
• 4 LP Ports – 2 HP Ports.

R105 Second Stage:

• Classic downstream valve design for dependable breathing performance.
• The compact casing includes a durable, anti-scratch front cover and a reliable metal barrel inside.
• Hi-Flow mouthpiece improves airflow as well as mouth comfort, fitting all mouth sizes.
• The dive / pre-dive VIVA switch helps control free flows.
• Soft, co-moulded purge button for easy purging.
• The reversible hose attachment makes it easy to use for side mount, pony or deco tanks.