The chris king inset 1 headset the insettrade 1 is built for riders that need the precision adjustment and legendary performance of a chris king headset in a bike with a 44mm straight headtube the insettrade 1 has a low profile to keep stack height to a minimum keeping the front end low and fast chris king inset 1 headset features engineered manufactured and assembled in portland oregon usa 10 year built to last warranty legendary made in house bearings