Colnago C59/C60/C64/V1R/Vr2 Headset headset-bearing-kit-cervelo-aspero-5-2012-esi8100493 No other hardware such as

No other hardware such as nuts

For all bikes using the IS41/IS52 Headset Bearing Kit

Specifically for frame sizes 54/56cm only

compatible with model years after 2018

Colnago C59/C60/C64/V1R/Vr2 Headset headset-bearing-kit-cervelo-aspero-5-2012-esi8100493 No other hardware such asBoth 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