SHIMANO's Ultegra and DEORE XT RT-RT800 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.

Kit available in two options, 160mm + 140mm set, or 160mm x 2 set. Includes external serration lockrings.

Specifications
Advanced heat sync design reduces brake fade
New disc brake rotor construction boosts heat dissipation and reduces fade
Easy disc brake rotor installation with spline mount and lock ring

Mfr Claimed Weight
88g (140mm)
109g (160mm)