Stage 5 2MS is designed for dedicated high horsepower race vehicles. It is engineered to have 200-400% increase holding capability. The 2MS has a significant increase in pedal pressure, rapid heat dissipation, aggressive engagement. Great holding capacity due to the dual diaphragm and heavy-duty pressure plate design and metallic sprung disc. Available with 4 puck, 6 puck, or 6 puck grooved disc.