Mondraker Crafty 2020+ Carbon Headset Bearing Kit frame-bearing-kit-nukeproof-megawatt-alloy-carbon-2021-esi3173518 For Giant Defy Advanced bikes

For Giant Defy Advanced bikes

For all Trek Supercaliber

Steel bikes

For Specialized Aethos Bikes

Mondraker Crafty 2020+ Carbon Headset Bearing Kit frame-bearing-kit-nukeproof-megawatt-alloy-carbon-2021-esi3173518 For Giant Defy Advanced bikesBoth the upper and lower headset bearings, two bearings included in sale. For Mondraker Crafty Carbon Bikes model year 2020 and later Upper Bearing MH P25K Lower Bearing MH P25K 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