Limited Edition BMW Q3.S Folding Mountain Bike size 19" Used - Good condition with some minor nicks and marks  The 24-speed Q3.S is an incredibly versatile riding machine, moving from traffic to trails with ease. The Q3.S suspension has been optimized to minimize unwanted twisting, vibrations and wasted pedaling energy. Its front suspension also helps to prevent 'brake dive.' The telescopic front-suspension fork is cast of lightweight reinforced magnesium and features coil springs for sensitive response and MCU (micro-cellular urethane) elastomers for rebound control. With its oversized aluminum frame tubes and V-brakes, the Q3.S represents the pinnacle of high-quality yet affordable bicycle engineering. Q3.S Features: Front suspension. 24 speeds. High-tech lightweight alloy frame. Shimano Alivo components. 3x8 gear Rapid Fire gearshift. Suntour MG81 fork. V-brakes front and rear. Tyres specialized 26" Specialized black rims. Specialized saddle. Collapsible folding mechanism. USED GOOD CONDITION The bike come with the seatpost but doesn't fit properly , I used it with an adapter.