Shimano RD-R9250 DURA-ACE 12Speed Rear Derailleur Type:Front You get the same full-spectrum

You get the same full-spectrum electrolyte support that made Endurolytes famous

Shimano R55C4 standard brake pads for aluminum rims

Update brake lever shape

in all types of racing including prestigious Olympic Games

We carefully consider what is put in each of our bags and tailor the compartments

Shimano RD-R9250 DURA-ACE 12Speed Rear Derailleur Type:Front You get the same full-spectrumOur fastest ever shifting across SHIMANO's widest ever DURA ACE gear range, the RD R9250 is capable of both race wins and personal bests. The DURA ACE RD R9250 integrates the system charging port and a wireless connectivity unit all while delivering super fast, precise shifting worth of any podium. A single cage length that is compatible with 28 34T low sprockets brings new versatility to the world's best road component group. FEATURES Our fastest