aluminum alloy rail for garage door
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It applies high strength aluminum alloy extruded section material, with compact and reasonable structure, which is beautiful and durable. Unique C-style guide slot ensures that the roller wheel will never derail, so as to guarantee the safety of garage door in the process of using. In the meantime, please rest assure that the product is resaonable in price and good in quality, i am sure the board will enjoy a ready sale in your district.