
The journey began with a passion for cycling and we continue to celebrate the bicycle daily. Chris King have been producing performance cycling headsets, bottom brackets, hubs and wheels since 1976. Quality craftmanship, premium material selection, and uncompromising standards support our lasting brand appreciation.


The AR40 is the latest addition to the Foundation lineup. Featuring an aerodynamically optimized 40 mm rim depth front and rear, with a 25 mm internal rim width, the AR40 is designed to deliver ultimate versatility for the road rider and racer looking for performance on and off-road.