Hands together or hands apart: what’s faster?

Optimising aerodynamics is a trade-off between perfection and real-world versatility

Your time trial set-up is a compromise. The most aerodynamic position in the world is no good if you can’t sustain it over a given period of time or if it’s only fast at zero degrees of yaw — when there’s no wind at all.

Elbows narrow and hands together with thumbs or fingers overlapping is becoming the favoured position of many top pros including Tom Dumoulin, but some still ride with hands further apart on wider-spaced extensions. Which should you go for?

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