Aiqidi 26 Mountain Folding Bike 21-Speed Dual-Disc Brake Unisex Adult MTB High-Carbon Steel Mountain Bicycle Height Adjustable for Riding Traveling

Foldable & Portable: It is equipped with an aluminum folding clip, making it easy to achieve quick folding. When folded, its size is only 40.55*37.8*13.78in. You can fold it up and place it in the garage, trunk, and other places to save space when you don't use it Durable & Sturdy: A high carbon steel frame and aluminum alloy rim, combined with spraying, heat treatment, and fish scale welding processes, can perform well for a long time and achieve a maximum load-bearing capacity of 264.5lbs Stable Cycling: The U-shaped front fork and the rear shock absorber can absorb most of the vibration, achieving a more stable cycling experience, even on uneven mud, sand, and mountain roads. The elasticity of the tires also gives them a certain shock absorption effect Multi-speed Transmission: Three gears in the front and seven gears in the rear allow you to choose different gears to achieve 21 different speeds for easy cycling. The 7-piece taren is agile and smooth, allowing you to shift gears accurately in different terrains Safety Guard: Reliable dual disc brakes can provide stable and strong braking force even in harsh weather conditions. Four reflectors allow pedestrians and vehicles around you to accurately locate you. Anti-slip tires provide grip and stability, ensuring safe cycling. The sealed shaft can effectively prevent water and dust, ensuring long-term smooth use without frequent maintenance Easy to Install: 80% of our bicycles are pre-installed, and you only need to spend a little time and effort to complete the remaining parts, enjoying a sense of achievement from parts to the whole Healthy Lifestyle: Compared to driving, bicycling not only helps you to strengthen your muscles and bones, but also effectively lose weight and have a healthy body! Riding travel without requiring fuel or gasoline is an environmentally friendly way