The Shimano RT-CL900 Dura-Ace Center Lock Rotor in 160mm is designed for high-performance road cycling and delivers elite-level braking control with minimal heat distortion. Engineered for Dura-Ace groupsets, this rotor is not only lightweight but also remarkably rigid, using Shimanos ICE Technologies FREEZA construction for maximum heat dissipation. The result is consistent braking under demanding descents, making it perfect for racing and endurance road riding.This rotor includes an external spline lockring and is compatible with Center Lock hubs. Its steel/aluminum layered construction helps manage temperature efficiently, reducing brake fade while also lowering weight. With its silent and smooth braking performance, the RT-CL900 is a go-to option for cyclists wanting the best in disc brake performance.Features:- 160mm diameter- Center Lock mounting with external lockring- ICE Technologies FREEZA for improved heat dissipation- Stainless steel braking surface with aluminum core- Optimized for Dura-Ace level performance

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