Product Information Main Color:Blue Grey,Black Gray Main Material:Carbon steel Product Dimensions Assembled Length (in.):67.00 Assembled Width (in.):26.50 Assembled Height (in.):38.00 Weight (lbs.):44.50 Package Size Length (in.):53.55 Width (in.):7.88 Height (in.):27.56 Weight (lbs.):44.54 Powerful shock absorption and braking: The front shock absorber of this mountain bike adopts double-disc brake design, which is different from the V-type brake of ordinary mountain bikes. The mechanical double-disc brake provides you with higher durability and braking performance in the rain. Professional 21-speed transmission system: the 21-speed transmission system provides accurate and fast gear shifting, which gives you more control when climbing, downhill and turning. The tires are made of anti-slip and explosion-proof materials, which have strong grip and better face gravel roads, muddy roads and rugged roads. Comfortable riding experience: This 26-inch mountain bike is designed with a front shock absorber fork and a padded anti-skid saddle, which can absorb bumps encountered during riding and provide you with a comfortable riding experience. Practical & Robust Design: This 26-inch mountain bike is made of high carbon steel, which is durable and not easy to deform. Equipped with adjustable seat bar clamp, you can adjust the seat according to your height. Assembly Guide: 85% of them are pre-assembled. With the tool kit, you only need to install handlebars, front wheels, seats and pedals, and you can start riding. If you encounter product-related problems, please contact us in time.