Ribble Ultra SL Headset Bearing Kit (Different Taller Lower Bearing) headset-bearing-kit-transition-sentinal-2017-esi2471436 Steel all model years compatible

Steel all model years compatible

For all Carrera Vulcan Bikes

This kit is for the Nukeproof Giga | 2021+

For Orbea Rallon

Ribble Ultra SL Headset Bearing Kit (Different Taller Lower Bearing) headset-bearing-kit-transition-sentinal-2017-esi2471436 Steel all model years compatibleThis 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