Trek Fuel Ex, Fuel, Top Fuel, Procaliber Headset Bearings Kit headset-bearing-kit-specialized-fuse-2015-esi5011615 see other product page)

see other product page)

Procaliber bikes

Lower Bearing - MH-P03K

For Mondraker Prime Alloy Bikes

Trek Fuel Ex, Fuel, Top Fuel, Procaliber Headset Bearings Kit headset-bearing-kit-specialized-fuse-2015-esi5011615 see other product page)Both the upper and lower headset bearings, two bearings included in sale. For all Trek Fuel Ex, Fuel, Top Fuel, Procaliber bikes, compatible with all model years. Upper Bearing MH P03K 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