Microshift R10 Rear Derailleur 10 Speed Long Cage MISC Each wrench features a ball

Each wrench features a ball end* on the long arm for hard-to-reach bolts

even in the harshest weather conditions

lighter and can last longer than the previous generation

and at certain angles even works to propel the wheel and rider

50mm offset

Microshift R10 Rear Derailleur 10 Speed Long Cage MISC Each wrench features a ballR10 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 hearts content. Specifications Group: R Series, R10Speed: 10 SpeedCage Length: Long CageMax Cog: 25 28TCapacity: 39TClutch: NoCage Material: SteelOuter Link Material: AluminumCompatibility: Shimano Road Mfr Claimed Weight TBC