The small yet tough steering obstructs are molded from a unique composite mixture for optimum power. Perfect for high-traction conditions. Generates less on-power steering, simpler to drive. Composite steering block inserts allow for very swift & easy lower roll center adjustment. Roll center is easily achieved with extra shims and extra inserts. For maximum drivetrain dependability, bigger 5x12 ball-bearings with additional powerful load are employed within the exterior position. In the internal place, smaller 5x10 ball-bearings are utilized for minimized unsprung weight. For sale in different hardness compounds.