Features: The “Disc Wave®” represents the best example of research and development by Galfer. Laser cut, stainless steel. Lower weight of the unsprung masses.. More braking power. Better heat dissipation.. Excellent resistance to corrosion. Less tendency to warp. Maintains cleaner the contact surface pad-disc.. Improve and personalize the motorcycle esthetic. NOTE: Check Diameter of Your Bikes Brake Disc to Ensure Fitment. Brake Rotor Fixed Wave Grooved 240mm.