The original Brompton folding bike, handmade in London with a robust steel frame. The C Line is the most customizable Brompton model, designed for city life and easily transforming into a small package in under 20 seconds for convenient lifting, carrying, or storage. It fits in train luggage racks, car boots, or under restaurant tables. The C Line 12-speed offers an expanded gear range with its unique 12-speed system, derived from the P Line model. It features an Advanced Rear Frame, allowing for easier steering and gliding of the folded bike. Brompton provides an extended 7-year frame warranty and a 2-year warranty on other non-wearing parts upon registration. This model includes a high handlebar for a comfortable, upright riding position. Key specifications include a steel frame and fork, double-wall rims with Schwalbe Marathon Racer tires, advanced mudguards, roller wheels, folding pedals, a 50T chainring, Brompton derailleur and shifters, and dual caliper rim brakes. It is equipped with Brompton branded components including the saddle with an integrated carry handle, seatpost, headset, and brake levers.