Urban Streetissimo handlebar The Urban series is made up of components ideal for fixed and urban bikes. The Streetissimo handlebar is the perfect choice for rush hour with its 46cm super-narrow width and 55mm rise shape for the best comfort. Streetissimo is made of 6061 aluminum and weighs 190gr only. Cortissimo stem The Cortissimo stem is perfect match with Streetissimo handlebar. Made of 6061 aluminum and CNC machined. Cortissimo weighs 148gr and is available in 45mm length. This is one of the shortest bike stems out there. Discover more here below.