evo.com | Shimano Rotors > Upgrade your mountain biking experience with the ice cold Shimano RT-MT905 Disc Brake Rotor. Engineered with Ice-Tech Freeza braking, these rotors effortlessly manage heat, ensuring consistent braking even during adrenaline-pumping descents. Lower Surface Temperature Improves Braking Performance and Consistency Ice-Tech Freeza Braking Technology ICE TECHNOLOGIES FREEZA rotors utilize the 3-layer stainless steel-aluminum-stainless steel sandwich structure to reduce heat buildup. The inner aluminum layer extends inward with a wide exposed radiator fin that boosts its cooling capabilities. Superior Braking Operates 100degC cooler compared with a 220 mm stainless steel disc brake rotor under the most extreme conditions with a more compact design. Hub Compatibility 6-Bolt Disc Hubs | Shimano RT-MT905 Disc Brake Rotor 2026 - 180mm | Aluminum