10-speed 105 wide link rear derailleur medium cage - GS
Advanced 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 8" 9" and 10-speed drivetrains
Maximum low sprocket 32T with double chainset
Maximum front difference 22T" total capacity 40T
Average weight 232 grams