High Quality MaterialThe aluminum alloy rear bike rack is weatherproof, lightweight, durable, weatherproof and never rust. Use the best paint technology to protect the product from rust, like new. Stable and high strength The bike rack supports up to 10 kg, but can withstand more weight, you can test it. The triangular structure makes the shelf more stable, allowing you to place your bags securely on the shelf without worrying about the shelf deforming. You can take a sports bag with you every time you ride a bike. Easy to InstallA height and length adjustable mountain bike frame; Suitable for bikes with seat post diameter less than 32mm; hex head screws for fixing and installation keep the frame stable and durable. With the quick release system, you can install and remove racks from rack posts quickly and easily. saddle. Ideal for carrying luggageMade of sturdy and durable aluminum alloy, it can carry up to 10 kg of cargo, allowing you to easily transport your cargo such as saddlebags, backpacks, baskets, etc. Fits most mountain bikesThe rack is adjustable. Of course, you can also adjust the length and height of the spacers so you don't have to worry about the rack not fitting your bike. Ideal for mountain biking, racing, mountain bikes, road bikes and more. Feature: Brand New: 100% brand new and high quality. < p>Extend: Extend backwards/forwards as needed Material: Aluminum design Attachment: Attaches to bike seatpost Fixing: Simple Allen bolt-on design Weight: Maximum transport weight 10 kg Adjustable: Adjustable fixed rod Colour: Black Please Note: You will need a Hex/Allen Key to attach to your bike. Size: 34CMx12CM Seat Post Diameter: Suitable to seatposts shorter than 32 mm Packing list: 1 rear rack