Transition Spire Headset Bearings Kit MTB see other product page)

see other product page)

For all Santa Cruz Blur Bikes

For Ribble Ultra SL Bikes

For Ridley X-Night & X-Fire Bikes

Transition Spire Headset Bearings Kit MTB see other product page)Both the upper and lower headset bearings, two bearings included in sale. For all Transition Spire Bikes 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 getting inside the bearing. Packed