Boardman AIR Headset Bearing Kit Yeti 5" IS42 / IS52 Tapered

5" IS42 / IS52 Tapered Headset Kit

For Cervelo P5 (Pre 2020)

For Chapter 2 Huru Bikes

Lower Bearing - MH-P22

Lower Bearing - MH-P22

Boardman AIR Headset Bearing Kit Yeti 5" IS42 / IS52 TaperedThis listing includes both the upper and lower headset bearings, two bearings included in sale. For Boardman AIR Bikes, all model years Upper Bearing MH P08F ? Lower Bearing ACB518K GCR15 High Carbon Chromium Bearings: Chromium offers a corrosion resistance to the bearing, allowing you to get more use out on the trails and less time in the workshop changing bearings again due to rust and seizing. Buna NitrileRust Resistance Seals: Prevents moisture