Titanium plays an important part on your Brompton - absorbing shock on long rides to increase ride comfort being the primary advantage. Swapping out the stock standard "contact points" on your bike make a big difference to comfort - the seatpost and handlebar being major contenders. Titanium Handlebar for M-Type Brompton bikes. It is made of Grade 9 Titanium for a significant comfort upgrade for long rides on rougher roads. Different color and 4 sizes you can choose from.