Giant Defy Advanced Pro Headset Bearing Kit headset-bearing-kit-mondraker-prime-x-2021-esi3709567 Both the upper and lower

Both the upper and lower headset bearings

4 Different Part ref's)

allowing you to get more use out on the trails and less time in the workshop changing bearings again due to rust and seizing

This kit is for the Cannondale Scalpel | 2020-2022

5 Different Part ref's)

Giant Defy Advanced Pro Headset Bearing Kit headset-bearing-kit-mondraker-prime-x-2021-esi3709567 Both the upper and lowerThis listing includes both the upper and lower headset bearings, two bearings included in sale. For Giant Defy Advanced Pro bikes, compatible with all model years. Upper Bearing MR136 Lower Bearing MR137 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