Replacement derailleur pulleys for Campagnolo Super Record 11 and Record 11 rear derailleurs. 11T pulley wheels in special noise reducing lightweight rubber. Ceramic bearings in lower pulley and ceramic ball bushing in upper pulley lower resistance and improve life span.
Original Campagnolo replacement parts.
Sold as a set of two, one upper and one lower.
Campagnolo part RD-SR600