Description - Mountain cycling is an exciting sport for every adventurer, they enjoy the speed and thrilling feeling while crossing the hills, they want to go through every corner of the forest and explore places where people have never been. Our maintained bike with 21 speeds, the aluminum frame, and suspension fork can absorb many bumps on the rugged area, provides the best performance to help you conquer the steep mountain road. Our mountain bike with the excellent derailleur system: Shimano ST-EF500, Shimano RD-TZ500 shimano freewheel, you can easily change the gears and enjoy the speed excitement. Alloy mechanical front and rear mechanical disc brake help you stop confidently in all conditions. The comfortable saddle and rounded tire can absorb bumps and provide the proper amount of response on uneven surfaces. Comes with a PP water bottle, you can fill the bottle with water, when you are thirsty, you can drink to wet your throat. Some repair tools, like open-end wrench, Allen key, etc., are included, great for you to inspect and maintain your mountain bike. 21 speeds maintain bike helps you easier to climb, Shimano ST-EF500, Shimano RD-TZ500 Shimano freewheel derailleur system brings you the ultimate speed experience. The alloy stem and 3pcs mudguards can help you go through the high hills confidently and calmly without worrying about bad weather. Hold water with the PP water bottle, and place it in the cup holder without always holding it in hand. Cartridge B.B.Set & 27.5*2.1 CST tires & double-wall alloy rim provide you excellent stability, help you stand still on the mountain bike. The front and rear mechanical disc brake provide a more consistent response with reliable stopping action in all types of weather. You can ride comfortably with flat and wide pedals and ensure safety with front and rear disc brakes.