Billet Radial Brake Master Cylinder 19x18 - XR0.11.71The brake master cylinder is billet machined and allows maximum readiness and perfectly modulable braking in any conditions of use with excellent linearity between the force the rider applies to the lever and the braking response, thereby achieving an extraordinary braking feeling. The billet machining, which uses sophisticated numerically controlled equipment, provides maximum lightweight values thanks to optimum machining tolerances and a higher