How light can a carbon frame go?

Featherweight frames are set to plummet still further thanks to graphene carbon

(Image credit: Cycling Studio)

Ten years ago a sub-kilo frame was the ultimate in composites engineering. Now 700g is the new kilo. Can carbon frames go much lighter without compromising safety and rideability?

Here in the UK, Richard Craddock of Filament Bikes hand-builds carbon frames using a tube-to-tube construction process that allows him to customise every aspect, including the weight.

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