Cane Creek ZN40 Headset Bearing - 52mm | 45 x 45 Helmets Fits standard HG freehub bodies

Fits standard HG freehub bodies found on both road and MTB wheels

efficiently dissolving grease

This is the Wide width in a reflective black colorway

designed for precise index shifting across all Shimano 9-speed drivetrains

and a GX T-Type Flattop chain with nickel coating for long wear life

Cane Creek ZN40 Headset Bearing - 52mm | 45 x 45 Helmets Fits standard HG freehub bodiesWhat Makes the ZN40 52mm 45x45 Bearing Worth the Upgrade? The Cane Creek ZN40 52mm 45x45 Headset Bearing is an engineered replacement cartridge for lower cup positions requiring the 45x45 contact angle and a 52mm outer diameter. The zinc coated steel race provides a meaningful corrosion barrier against the moisture, grit, and road spray that headset bearings encounter on every ride, while hardened steel balls ensure the smooth, consistent rotation