FUSHIBEARING ACB518H8K Road Bike Headset Bearings, Size 51.8x40x8mm 36x45 Degree Chrome Steel Tapered Upper Lower ACB Bearing Set, Parts Repair for FSA Shimano Crank

* ?¡¾ Package Include ¡¿2 Pieces Headset Bearing ACB518H8K, Pair of Bearings * ?¡¾ Material ¡¿Rings & Ball use ASE 52100 Chrome Steel, Cage with Nylon PA66 * ?¡¾ Size & Structure ¡¿OD 51.8mm, ID 40mm, H 8mm, Upper Lower 36x45 Angular Contact Degree * ?¡¾ Grease & Seal ¡¿Pre-lubricated & VRS Sealed Design Prevents Contamination From The Elements * ?¡¾ Note ¡¿Suitable for Most Bikes, Not Applicable for Bikes With Ball Headset