Shimano’s Ultegra / XT RT-MT800 compact and lightweight disc brake rotors feature rapid heat dissipation thanks to Ice Technologies FREEZA heat management system. Installing and removing the rotors is quick and easy with Shimano’s center lock design.
• Center-lock design
• Rotor construction uses Shimano FREEZA technology to boost heat dissipation and reduce fade
• Alloy lockring included – Easy disc brake rotor installation with spline mount and lock ring
• Compatible with both metal and resin brake pads
• Weight: 88g (140mm) / 108 (160mm)