Superlight low flange stainless bearing road hubs (.54 denotes: 5mm wide pawls with 4 bearings in the rear hub)
Front hub uses a 17mm axle for added strength and weight reduction and stainless angular contact bearings for added durability
Rear hub includes a triple sealed hub body, 30 points of pawl engagement, a 17mm axle, the 5x5 system (5 individually sprung 5mm wide pawls), 3 stainless angular contact bearings and 1 needle bearing (freehub)
AC-4101
