Mares R-2 Rebel Regulator :
The Mares R2 Rebel Regulator is the less expensive version of the MR12 Rebel. The ONLY difference is the 1st stage! The R2 first stage features:
A Piston design
The DFC system - Mares' first stages feature the exclusive DFC system, which minimizes intermediate pressure drop during the inhalation phase.
1 High Pressure Port 7/ 16" UNF
4 Low Pressure Ports 3/ 8" UNF