OBP’s Pro-Race range of pedal boxes are proving to be very popular with race teams worldwide. These pedal boxes represent a major step forward in car control, giving the driver better feel and greater dexterity. The Pro-Race range is lightweight, flexible and ergonomically efficient. The pedals pivot on oil impregnated bushes, giving an incredible smooth motion with very little maintenance.Kit Contents: PRO-RACE Single Pedal Brake or Hydraulic Clutch Pedal Box. No Master Cylinder. Weight: 0.8 Kg Pedal Ratio: 5.05:1 to 5.45:1. Top Mounted Bulk Head Fit.