Shimano 105 R7100 12sp Rear Derailleur

12-speed 105 wide link rear derailleur
Wide Link design increases rigidity and shifting performance
Super stiff for fast and accurate changes across the cassette
Large 11 tooth pulleys increase service life and reduce noise
Super light shift action
Compatible with 12-speed drivetrains
Minimum low sprocket 34T, maximum low sprocket 36T with double chainset
Maximum front difference 16T, total capacity 41T
Weight 249 grams