Cervelo S3/S5 Headset Bearing Kit headset-bearing-kit-transition-spire-2020-esi4699140 Glencoe Bikes

Glencoe Bikes

Lower Bearing - MH-P22

Upper Bearing - MH-P08

Lower Bearing - MH-P22

Cervelo S3/S5 Headset Bearing Kit headset-bearing-kit-transition-spire-2020-esi4699140 Glencoe BikesBoth the upper and lower headset bearings, two bearings included in sale. For Cervelo S3 S5 Bikes, for all model years Upper Bearing MH P03K Lower Bearing MR031 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 getting inside the