Anybody unsure of the merits of on-board cameras was quickly won over as John Degenkolb took the mantle at the Tour of California.

This insight into his, ultimately unsuccessful, sprint against Mark Cavendish is a stunning video of a high-octane battle between the fast men.

With sound also audible, you can hear the shouting between team-mates and see how the sprint train clicks into gear to deliver Degenkolb to his sprint.

If you ever wanted to see just how a bunch sprint unfolds in pro cycling, this video is the perfect example.