The SRAM Eagle 90 rear derailleur offers the ultimate mechanical shifting experience with T-Type cable actuation for maximum precision. It shares the Full Mount design with the electronic models and is SRAM's strongest mechanical derailleur. With replaceable parallelogram links, skid plates, and a tool-free bolted cage assembly, it is extremely robust and fully serviceable within the Eagle Transmission Ecosystem. About the SRAM Eagle 90 groupset: The SRAM Eagle 90 groupset offers top performance. Its components are extremely robust thanks to the Full-Mount construction, are easy to install, and ensure unparalleled shifting functions, even under maximum force. Rear derailleur with robust Full Mount design T-type compatible The most robust mechanical derailleur The most serviceable derailleur in the Eagle Transmission Ecosystem Replaceable skid plates 12 Speed - Max. sprocket: 52 SRAM Article Number: 737270 EAN Code: 710845905094 Supplier Number: 00.7518.189.001 Retail Packaging: Yes