Trek Rail Headset Bearings Kit | E-Bike | 2019-2024 MH-P25K For Boardman ADV Bikes

For Boardman ADV Bikes

Alloy bikes

compatible with model years 2014-2023

This kit is for the Transition Patrol Alloy | 2015-2017

For all Vitus Vitessse EVO Bikes

Trek Rail Headset Bearings Kit | E-Bike | 2019-2024 MH-P25K For Boardman ADV BikesBoth the upper and lower headset bearings, two bearings included in sale. For all Trek Rail E Bikes, compatible with model years 2019 2024 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 Seals: Prevents moisture