![SHIMANO ULTEGRA -Road Bike Bicycle RD-R8000-SS GS Rear Derailleur -Short Cage Medium Cage- SHIMANO SHADOW RD 11-speed - AliExpress SHIMANO ULTEGRA -Road Bike Bicycle RD-R8000-SS GS Rear Derailleur -Short Cage Medium Cage- SHIMANO SHADOW RD 11-speed - AliExpress](https://ae01.alicdn.com/kf/Had9a62fcf2894580827883a400192b0fQ.jpg_640x640Q90.jpg_.webp)
SHIMANO ULTEGRA -Road Bike Bicycle RD-R8000-SS GS Rear Derailleur -Short Cage Medium Cage- SHIMANO SHADOW RD 11-speed - AliExpress
![Amazon.com : SHIMANO RD 5701 105 30T Max Rear Derailleur, Black, Medium Cage : Rear Bike Derailleurs : Sports & Outdoors Amazon.com : SHIMANO RD 5701 105 30T Max Rear Derailleur, Black, Medium Cage : Rear Bike Derailleurs : Sports & Outdoors](https://m.media-amazon.com/images/I/812vgn40d+L._AC_UF1000,1000_QL80_.jpg)
Amazon.com : SHIMANO RD 5701 105 30T Max Rear Derailleur, Black, Medium Cage : Rear Bike Derailleurs : Sports & Outdoors
![mountain bike - How can you identify if a Shimano rear derailleur is medium or long cage? - Bicycles Stack Exchange mountain bike - How can you identify if a Shimano rear derailleur is medium or long cage? - Bicycles Stack Exchange](https://i.stack.imgur.com/9nh4t.jpg)