The shimano 105 rd 5701 10 speed rear derailleur comes in a short cage or a medium cage variation so you can choose the derailleur to suit your setup the shimano rear derailleur has an advanced wide link design to increase rigidity and shifting performance itrsquos also super stiff for fast and accurate changes across the cassette shimano 105 rd 5701 10 speed rear derailleur features large 11 tooth pulleys increase service life and reduce noise super light shift action compatible with