Colnago C59/C60/C64/V1R/Vr2 Headset headset-bearing-kit-cervelo-aspero-5-2012-esi8100493 Buna NitrileRust Resistance Seals: Prevents

Buna NitrileRust Resistance Seals: Prevents moisture getting inside the bearing

For Ribble Endurance SL bikes where the lower headset bearing is slightly taller in height

For all Whyte E-160 S and RS E-Bikes

For all bikes using the IS41/IS52 Headset Bearing Kit

Colnago C59/C60/C64/V1R/Vr2 Headset headset-bearing-kit-cervelo-aspero-5-2012-esi8100493 Buna NitrileRust Resistance Seals: PreventsBoth the upper and lower headset bearings, two bearings included in sale. For Colnago C59 C60 C64 V1R Vr2 Bikes, all model years compatible Upper Bearing MH P03 Lower Bearing MH P22 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