The Scubapro MK17 EVO2 is a sealed diaphragm first stage with a dry chamber based on a twin spring layout and two HP ports at 15-degree angle to make hose routing easier.

Key Features:

• Air Balanced Diaphragm

Delivers consistent and effortless airflow, regardless of depth, tank pressure, or breathing rate.

• Sealed Dry Chamber

Keeps out cold water with an environmentally sealed dual diaphragm system. The rib is designed to enhance heat exchange, making the first stage cold water-proof. 

• Two High-Pressure Ports

Set on a 15-degree angle for convenient hose routing.

• Four High-Flow Low Pressure Ports

Increase airflow while maximizing hose routing options.  

Second Stage Pairing Options:

• S620 Ti Regulator
• C370 Regulator
• S600 Regulator