【Product Features】 ★[Steel Mountain Bike Suspension Frame] - The Mountain Bike's 26x17 inch modern design steel frame allows for ultimate bump absorption, making it the perfect bike for a smooth ride on mountain roads, forest paths and highways. ★[Great Braking System] - The Elecony Mountain Bike has simple yet sophisticated mechanical disc brakes that allow for more precise and controlled braking. Mechanical disc brakes are more effective than rim brakes, helping to keep you safer when riding at high speeds, down mechanical disc brakes are more effective than rim brakes, helping to keep you safer when riding at high speeds, down slopes and in wet and slippery conditions. ★[Excellent transmission]- The Mountain Bike has a Shimano shift handle with the Classic 21 speeds. The front and rear derailleurs allow you to quickly and smoothly change gears to suit a variety of terrains. ★[26-inch Unique tire] - The Elecony Mountain Bike's tires are made of high-quality rubber and have strong puncture and abrasion resistance. This makes it the perfect bike for a variety of riding experiences, from rides in the mountains to rides on city streets. ★[15% Assembly Required]- The Elecony Mountain Bike arrives 85% assembled and includes free pedals and assembly tools. bike can be fully assembled with ease with the help of tutorial videos, and we are more than happy to help with any problems you may have during the assembly process. 【Description】 [Product Details] ★Bike Type:27.5 Inch Mountain Bike ★Age Range (Description):Adult ★Number of Speed:21 Speed ★Wheel Size:27.5 *1.95 Inch ★Frame Material:Aluminium Alloy Frame ★Suspension Type:Suspension fork ★Brakes:Double Disc Brakes ★Frame Size:16 Inch ★Special Feature:‎Lightweight, 21 Speed, Aluminum Frame, Mountain Bike ★Wheel Material:Aluminum ★Maximum Weight Recommendation:220 Pounds 【Maintenance&Notice】 ★Outdoor Furniture Care:To remove dirt and debris, vacuum with a dust- brush attachment or use a dry paintbrush. Clean with a mild soap solution, scrub with a sponge, rinse with cold water and dry completely. When outdoor furniture is not in use, we recommend covering all the furniture to protect it against the elements. ★Assembly Notice:Please read assemble manual in advance. Please do not over-tighten nuts, as this may cause distortion or break 【Notes】 1.Size Notice:Manual measurement has been used, there may be some reasonable errort, thanks for your understanding. 2.Color Notice:Due to factors such as display equipment and shooting environment, the color of the item may be slightly different from the picture, which is a normal phenomenon, please refer to the actual item 3.Assembly Notice:Please read assemble manual in advance. Please do not over-tighten nuts, as this may cause distortion or breakage. 4.It is recommended to put a layer of foam or soft cushion on the floor when installing to avoid scratching the floor. 5.If the item has any defects, damage or missing parts, please contact us with pictures or videos so that we can understand your needs and help you quickly, and always remember to retain its original packaging to ensure any return requests. We will try our best to solve any problems you may have. 6.If you receive the wrong product, please attach the product picture, the infographic of the outer package and the picture containing SKUs, so that we can verify and quickly deal with it for you