he Brompton P Line Urban 4 combines hand built engineering and a lightweight design offering an agile riding experience. Crafted with precision drawn heat treated steel tubing, the mainframe is 700 grams lighter than steel equivalents, ensuring easy transportation and nimble handling. Its superlight titanium rear frame, redesigned suspension block, and new 54mm roller wheels provide a responsive and comfortable ride, while the 4-speed gearing system allows for effortless speed adjustments. The bike’s intelligent gears are specifically engineered for city adventures, offering complete control and confidence when weaving through urban obstacles.