Campagnolo N3W RetroFit Kit for Cone Bearings | AC21-N3WRFCC box_selle The Columbus Expander 1-1/8" -

The Columbus Expander 1-1/8" - 60mm is specially designed for use with Columbus 1-1/8" carbon forks

this saddle blends proven design with revolutionary padding

Color: Black

The dropped nose supports the pubic ramus as the pelvis rotates forward for added power and a lower riding position

including Ekar

Campagnolo N3W RetroFit Kit for Cone Bearings | AC21-N3WRFCC box_selle The Columbus Expander 1-1/8" -The Campagnolo N3W RetroFit Kit for Cone Bearings (AC21 N3WRFCC) is a specialized retrofit kit designed for N3W freehub bodies, making it compatible with wheels that use cup & cone bearings. This kit allows you to easily upgrade your existing freehub to the N3W standard, offering improved performance and compatibility with Campagnolos 13 speed drivetrain systems. With this retrofit kit, you can enhance the durability and smoothness of your wheel