Price: £332,150.

It feels very suited that the makers of this steed have put the word extreme in the name. Being one of the most expensive bikes in the world, the mountain bike itself has obviously been laced with pure 24 carat gold, 600 black diamonds and 500 golden sapphires.

Training for your First 100: Route Planning for Cycling

But what’s even more extreme is the chocolate brown alligator custom made saddle and stingray water bottle.