ACROS Compression ring + IPS for integrated cabel routing - aluminium

Centering ring made of aluminum for cable routing including ips seal as additional protection of the headset bearing against moisture and dirt. Compatible with the semi-integrated zs56 headset top with integrated cable routing and the integrated is52 headset top with integrated cable routing in combination with 1 1/8" steerer tube (28.6mm) of the fork top.