Made of titanium

Gardener Andrew Ritchie designed his folding bike in 1975, naming it after London’s Brompton Oratory church There are 1,200 pieces in each bike Curved frame is made of steel and titanium and when the bike is folded it measures 22in high, 21in wide and 10in across, weighing 20lb to 28lb.

Brompton is the UK’s largest bike manufacturer, making 45,000 a year