M:part Elite Headset Lower Zs52/40

Description

This top of the range headset is made from aircraft grade aluminium precision CNC cut alloy cups with quad sealed precision angular contact bearings coupled with double sealed bearing housing keeps the British climate at bay.

Utilises flush seal technology to further protect the longevity of the bearings
Full spares back up available
Expanding collar design means once you tighten the headset it stays tightened
Designed and tested in the UK for extreme British riding conditions
Replacement R448B bearing available 40x49x6 45×45