Cervelo R2/R3/R5 2012-2017 Headset Bearing Kit frame-bearing-kit-vitus-e-sommet-2021-esi8215835 For all Planet X London

For all Planet X London Carbon Bikes

For Cannondale Topstone Alloy bikes

This kit is for the Specialized Stumpjumper FSR | 2012-2014 for both EVO and Standard bike models

Buna NitrileRust Resistance Seals: Prevents moisture getting inside the bearing

Cervelo R2/R3/R5 2012-2017 Headset Bearing Kit frame-bearing-kit-vitus-e-sommet-2021-esi8215835 For all Planet X LondonBoth the upper and lower headset bearings, two bearings included in sale. For Cervelo R2 R3 R5 Bikes, for 2012 2017 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