Sale! 
Shimano Ultegra RD-RX800 Rear Derailleur
$112.09
Outfit your all-road or CX bike with Shimano’s Ultegra RD-RX800 Rear Derailleur and enjoy increased chain tension thanks to its mountain bike technology offering better chain management and less noise over rougher roads and gravel. Just like we’re accustomed to on its mountain rear derailleurs, a…
