R10 Rear Derailleur 10 Speed Long Cage
R10 rear derailleurs feature forged and CNC machined construction, pairing durability with finish quality. Compatibility with Shimano road products means you can mix and match to your heart’s content. The classic silver finish will match perfectly with your favorite 10 speed Shimano road groupset.
Features

• Lightweight aluminum construction

Whether you’re building a new frame or getting a well loved bike back on the road, R10 is designed to serve you well. It sits at the top of our R-series line of road components for a reason – with more aluminum subcomponents and a better finish, R10 is lighter, more responsive, and more durable.