chris king gripnut headset 1-1/8 inch for Brompton

engineered, manufactured and assembled in Portland, Oregon USA
10-year built-to-last warranty – covering material / manufacturing defects
legendary made-in-house sealed bearings
gripnut™ proprietary collet retention system
1-1/8 inch headset

the headset consists of the following components (listed in top-to-bottom order):
lock ring
thread collet
adjusting ring
top bearing cup
bottom bearing cup
base plate

weight: 110g approx (according to our scales)

proper installation is required to get best performance / longevity from the headset

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