Campagnolo Record Rear Derailleur - 11 Speed Medium Cage Carbon ERD-591mm Vendor Mks Manufacture Number AR-2

Vendor Mks Manufacture Number AR-2 Silver Model Name AR-2 Road Category Pedals

65" Rate (Lbs) 548

and ultra-capable on all sorts of terrain—it’s also just damn good looking

Internal cable routing with Jagwire cable and housing included

Hand assembled and Individually dyno-tested

Campagnolo Record Rear Derailleur - 11 Speed Medium Cage Carbon ERD-591mm Vendor Mks Manufacture Number AR-2Carbon fiber front plate with lightening holes and cage alloy fixing bolts. Campagnolo Ultra Shift parallelogram maximizes stiffness shifting speed and precision. Lightweight technopolymer pulleys in sintered material. Compatible with Potenza and model year 2015 and newer Chorus Record and Super Record Not compatible with pre 2015 Campagnolo drivetrains Rear Derailleur Mount Type 10x1 Standard Rear Der Shifter Compatibility Campy Centaur Potenza