Acros a01 IS41/30 Integrated Headset - Fits 1 1/8" Steerers

Acros' fully integrated IS bearing set combines robust stainless steel angular contact bearings with well-designed seals. The result: long-lasting performance, minimal maintenance, and more relaxed time on the bike. Both bearings have the same dimensions and chamfer angles

Complete headset includes; Upper IS41 headset bearing, Lower IS41 headset bearing, and compression ring
Equipped with angular contact ball bearings
Model: IS41 (a01)
Press-fit diameter top (ID): 41mm
Press-fit diameter bottom (ID): 41mm
Steerer tube: 1 1/8"
Upper angular contact bearing: 30.1 × 41 × 6.5 mm - 36°/45°
Lower angular contact bearing: 30.1 × 41 × 6.5 mm - 36°/45°
Bearings made of steel/stainless steel

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.