Stores have coupons that you can use before you place your order. Finally, if you have any questions, please chat with us! Product features Materials: high quality space aluminum, factory direct sales, quality inspection warehouse, for you to control the quality;Features: no rustLoad: 50kgLayers: singleAbout materials: our products are space aluminumPunching free accessories: Super glueAbout after sales service: if you receive damage, small pieces, wrong goods and other problems, please timely communicate with customer service, please rest assured that your problems will be properly handled.If you have any questions about our products, please feel free to leave a message for consultation. We will reply you as soon as possible. Thank you very much