Shimano 105 5800 11 Speed Rear Derailleur
The Shimano 105 5800 11 Speed Rear Derailleur is a huge improvement from there 10 speed drivetrain. It's available with either a short or medium sized cage and both feature an advanced wide link design which increases rigidity and shifting performance. It is super stiff for fast and accurate changes across the cassette. The large 11 tooth pulleys increase service life and reduce noise. The super light shift action means maximum comfort and ease when shifting. Available in either black or silver.
Capacity - Short Cage = 28t max cassette/ Medium Cage = 36t max cassette
Weight - 232g for medium cage