Modern Single Speed Riding The Modern Single Speed Bike is designed for urban riders who want a comfortable and easily maintained single speed bike whilst showing a distinctive style. The lightweight and strong CrMo frame offers a reliable and strong base, with the straight fork allows the frame a shorter wheel base to create a responsive and punchy ride. The Chappelli Modern Single Speed Bike comes with a flip/flop hub, deep dish rims, and plush 28mm tyres. The Modern Single Speed Bike delivers convenience, comfort and style at great value. Built, Tuned and Tested Each Bike is fully built, tested and tuned by Wiggle's team of qualified bike mechanics to ensure your bike arrives in perfect condition. Note: Manufacturer may reserve the right to change the specification of that listed or shown on this page. Also, In many countries, it is illegal to use this bike on public roads without two independent braking systems (a front and rear brake).