Ribble Ultra SL Headset Bearing Kit (Different Taller Lower Bearing) headset-bearing-kit-norco-range-carbon-2016-esi4960065 For bikes using the Giant

For bikes using the Giant OD (Overdrive MTB) headset

For all Privateer 141/161 2012-2024 Bikes

For Boardman CXR Bikes

Bearing Specification

Ribble Ultra SL Headset Bearing Kit (Different Taller Lower Bearing) headset-bearing-kit-norco-range-carbon-2016-esi4960065 For bikes using the GiantThis listing includes both the upper and lower headset bearings, two bearings included in sale. For Ribble Ultra SL bikes where the lower headset bearing is slightly taller in height, see diagram Upper Bearing MH P16 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