27.5 inch Mountain Bike for Adults, 21 Speed, Disc Brakes, High Carbon Steel Frame, Mountain Bike for Adlut Commuting and Outdoor Exploration, Black

Frame: Carbon steel; 17.5" tall frame Brakes: Dual Disc Brakes Shifters: Trigger shifters Derailleurs: 21-speed Rider Height: Fits 5'4" - 6'2" (64-74")

• ‌High Tech Frame: Has a High carbon steel frame for easy riding and moving, corrosion resistant and very easy to clean and maintain; Internal shift cable and brake hose routing can help your cables last longer
• Brakes And Shifters: Powerful dual disc brakes are more efficient than other brakes, giving you better stopping power for your rough and wet adventures; 21-speed drivetrain allows you to find the higher gear to pursue speed
• Lock-Out Fork: Front suspension fork with adjustable damping absorbs bumps and dips for a smoother ride; When riding on a smooth road, lock-out suspension won't absorb your pedalling power to increase pedalling efficiency
• Brown Edge Tires: The double-walled allow rim is stronger; Combine style and function, The 27.5" tire is not only thin and fast rolling, but also non-slip and wear resistant, has strong grip and puncture resistance for better stability on hills, gravel and trails
• 85% pre-installed: With its durable construction and stylish design, this mountain bike is built to withstand everyday use, whether you're riding city streets or exploring outdoor trails.The bike comes 85% preassembled. You need to assemble the handlebars, saddle, front wheel and pedals. After a short adjustment of the brakes and gears, you can start riding right away. Please note that if you have any questions, you can contact our customer service first.