Shimano Dura Ace Jockey Wheels 11-speed

Shimano tension and guide pulley set for Dura Ace. Set consists of guide pulley and tension pulley. Sealed precision bearings on both wheels ensure low friction and smooth running. With 11 teeth. Compatible with the derailleurs RD-9000 and RD-9070. Included in delivery: 1 pair Weight supplement: as pair