Campagnolo Super Record S Wireless Rear Derailleur - 12-Speed, Short Cage, Battery Sold Separate, Black EA Rear Derailleur

RDSRS-2WL Campagnolo Campagnolo Super Record S Wireless Rear Derailleur - 12-Speed, Short Cage, Battery Sold Separate, Black Rear Derailleur EA Black Largest Cog 32 Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 12 Chain Wrap Capacity (teeth) 37 Cage Length Short Color Black Weight 269