Experience superior braking performance with the Shimano Rt-MT900 Centerlock Disc Brake Rotor. Weighing in at a lightweight 118g, this rotor is designed for optimal heat dissipation and efficient braking in all conditions. The innovative Ice Technologies Freeza construction ensures consistent braking performance by reducing heat buildup, while the Centerlock mounting system provides easy installation and secure attachment to your wheel hub. The Rt-MT900 rotor features a 140mm diameter, making it suitable for a wide range of bikes and riding styles. Upgrade your braking system with this high-quality rotor from Shimano and enjoy reliable stopping power on every ride.