Product Features 700×32C Hybrid bike / Road bike speed and hybrid bike versatility Shimano's 21-speed (3×7 gears) change system provides a stable speed change experience. Aluminum rims, TEC chain and WANDA 700*32C High-performance tyres, good riding experience. 85% pre-assembled,easy to assemble,free installation tools and pedals included Front and Rear disc brakes, double brakes safer and faster braking response Bike Dimensions Height (in.) 35.40 Length (in.) 68.90 Width (in.) 25.20 Tire/wheel size (in.) 700×32C Frame Size (in.) 21 Rotor 160 mm/6.29 in....