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 classic downstream piston design features a chrome-plated brass body with 1 high pressure & 4 low pressure ports.
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Patented XTIS Extended Thermal Insulating System fully isolates the mechanical elements from the cold increasing freezing resistance without compromising breathing performance
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Oversized piston provides better breathing performance by increasing airflow.
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R105 classic downstream valve design for dependable breathing performance
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Compact casing includes a durable, anti-scratch front cover and reliable metal barrel inside
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Hi-Flow mouthpiece improves airflow as well as mouth comfort, fitting all mouth sizes
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Dive / pre-dive VIVA switch helps control free flows
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Soft, co-molded purge button for easy purging
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Reversible hose attachment makes it easy to use for side mount, pony or deco tanks.
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CE Certified adheres to the latest EN250A European Standards for all diving conditions, including extreme cold water.
| Adjustable Second Stage | No |
| 2nd Stage Design | Unbalanced |
| Weight |
1.786 lb
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| 1st Stage Type | Piston |
| 2nd Stage Series | R Series |
| Water Temp | Warm, Cold, Temperate |
| Connector Type | INT |
| Nitrox Mix | Up to 40% |
| HP Ports | 1 |
| LP Ports | 4 |
| 1st Stage Material | Chrome-Plated Brass |
| 2nd Stage Material | Reinforced Technopolymer Casing, Metal Components |
| 2nd Stage Valve Housing Material |
Metal |