Campagnolo Record Rear Derailleur - 11 Speed Medium Cage Carbon ERD-591mm Internal cable routing with Jagwire

Internal cable routing with Jagwire cable and housing included

High grade polymer pulley wheels (12T upper 14T lower) allow for smooth chain running and secure retention

5 Wheel Diameter 20 Color Black

Advanced construction and a unique combination of a supple 120 TPI casing and lightweight R:Shield + M:Wall protection layers

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

Campagnolo Record Rear Derailleur - 11 Speed Medium Cage Carbon ERD-591mm Internal cable routing with JagwireCarbon 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