24 inch Mountain Bike Bicycle for Adults Aluminium Frame Bike, Shimano 21-Speed with Disc Brake, Adults Cross-Country Ride Cycle for Men & Women All Terrain Riding, Red

About this itemThe mountain bike equiped with Aluminum Frame. Lighter but stronger frame. Shimano TZ500 drivetrain allows buyer to switch gears with smoothness. The positioning is accurate . and silky gear shifts without stalling.We offer 30 days no reason to return. Customers will be provided with high-level warranty and 24-hour customer service when contacting Elecony for any queries. service is 100% satisfaction guaranteed. About install:1.86% of the bicycle has been assembled. You need to install pedals .front wheels .handlebars and inflate the tires.2. Rotate the front fork 180 degrees before assembling the front wheel(the brake will be in front of the bicycle)3. The left and right pedal threads are different. The spindle ofeach pedal is marked with an L/R mark to ensure that they are assembled in the correctposition.The right side pedal has right-hand threads. The left pedal has left-hand threads.Use a tool to screw the two pedals into the crank arm as much as possible.4. All tools are included in the packageno additional toolsFor detailed assembly information .please watch our assembly video.