ACROS Bearing Set for IS52 / IS52 ICR Headsets | 1.5" - 1 1/8" Tapered

The fully integrated ACROS IS bearing set with integrated cable routing (ICR) combines robust stainless steel angular contact ball bearings with sophisticated gaskets. The result: long-lasting performance, minimal maintenance, and a more relaxed ride on your bicycle.

Compatible with, among others, Focus Izalco, Orbea Orca, and Rose Backroad.

For more information on compatibility, check out the headset finder on the ACROS website. 

Technical Specifications:

- Insert diameter (ID) 52 mm

- Steerer tube top: 1 1/8" (28.6 mm) bottom: 1.5" (40 mm)

- Upper angular contact ball bearing: 42 × 52 × 7 mm - 45°/45

- Lower angular contact ball bearing: 40 × 52 × 7 mm - 45°/45

- Stainless steel ball bearings