Trek Knock Block Headset Bearings Kit Bearing Quality:Stainless Steel For Cube AMS/Elite/Stereo Bikes

For Cube AMS/Elite/Stereo Bikes

For all Yeti SB100 SB130 SB140 SB150 SB160E SB165 SB4

For Ridley Noah & Fenix Bikes

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

For all bikes using the IS42/IS52 Headset Bearing Kit

Trek Knock Block Headset Bearings Kit Bearing Quality:Stainless Steel For Cube AMS/Elite/Stereo BikesFor all bikes using the Trek Knock Block Headset Bearing Kit Both the upper and lower headset bearings, two bearings included in sale. 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