Induction hardened stainless steel rotor with a hard anodized aluminum hub EPTA disc floatation mechanism, with grooves with ventilation holes for better cooling of interface zone Optimized lightening holes to avoid vibration onset Straight 3 mm thick crests protrude from wave shape to outer diameter of the disc forming a radiating area untouched by the pads but with higher thermal inertia than the rest of the disc - Kawasaki Ninja ZX-10R ABS (2017, 2016, 2018); Kawasaki Ninja ZX-10R (2016, 2017)