Wolf Tooth Components RoadLink: For Shimano Wide Range Road Configuration
The RoadLink is a simple device that offsets the position of your Shimano road derailleur to make it possible to run a wide-range mountain bike style cassette. It is an ideal solution for riders looking to convert their road, gravel, cyclocross, or commuter.
The RoadLink is optimized for use with ten or eleven-speed 11-36t and 11-40t cassettes
11-42 or 10-42 setups are not supported
Works with all 10-11 speed Shimano and SRAM Road Derailleurs
Best used with Single or Double Setups - see manufacturer's site for more details