Shimano Dura-Ace RT-CL900 S Disc Brake Rotor with Lockring - 160mm, CenterLock, Silver F22new The older Mezzalama is generally

The older Mezzalama is generally the more practical choice for training and occasional racing

Experience ultimate comfort and support with the Attack Bib Short

and Voile TTS

and flexes more progressively

it accepts Shimano's 24mm spindle crankarms directly and uses a threaded preload collar for precise adjustment

Shimano Dura-Ace RT-CL900 S Disc Brake Rotor with Lockring - 160mm, CenterLock, Silver F22new The older Mezzalama is generallyThe Shimano Dura Ace RT CL900 S disc brake rotor delivers top tier stopping performance for road and gravel riders running CenterLock wheel hubs. At 160mm, it pairs well with lightweight road builds where controlled, consistent braking matters more than raw heat capacity. The silver finish is a Dura Ace tier detail that suits builds where component aesthetics are part of the spec. Lockring is included, and the rotor is compatible with CenterLock hubs