Factor Vista/Slick Headset Kit AC3544 For all bikes using the

For all bikes using the IS52/IS52 (ZS52/ZS52) Headset Bearing Kit

For Cervelo Soloist Bikes

all model years

For Boardman MTR Bikes

E2 Version) Bikes

Factor Vista/Slick Headset Kit AC3544 For all bikes using theBoth the upper and lower headset bearings, two bearings included in sale. For Factor Vista Slick Bikes, for all model years Upper Bearing MH P03K Lower Bearing MH P03K 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