FH CASS CPY CS23-SR1209 S RECORD 10-29

The Super Record Wireless new gear combinations enable fast up- and down-shifting, with an extremely smooth fluid gear inch ratio, to guarantee constant cadence in any situation

Smooth shifting is guaranteed by single-tooth jumps up to the seventh gear, and especially in the second half of the cassette where jumps are a maximum of three teeth

Designed for use with the N3W freehub body and compatible with all new-gen Campy road wheels