Product Features 700×25C Hybrid bike / Road bike speed and hybrid bike versatility. Shimano 24-speed (3x8 gears) change system provide a stable speed change experience. Aluminum rims, TEC chain and CHAOYANG 700*25C High-performance tires, good riding experience. 85% pre-assembled, easy to assemble, free installation tools and pedals included Front and Rear Disc brakes , double brakes more safer and faster braking response Bike Dimensions Height (in.) 39.37 Length (in.) 67.32 Width (in.) 14.56 Tire/wheel size (in.) 700×25C Frame Size (in.)...