Shimano RD-R9250 DURA-ACE 12Speed Rear Derailleur Bike Shorts Materials / construction / technologies:

Materials / construction / technologies: aluminum

Weight : 625 g

Wide freeride mount transfers power to the ski & provides pull-out resistance

Tie-in loop protected by high-quality plastic to avoid abrasive wear and extend the service life

Shimano RD-R9250 DURA-ACE 12Speed Rear Derailleur Bike Shorts Materials / construction / technologies:Our 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