... -QB-1306 1.Classical simple appearance design 2.High grade aluminium structure 3.Multi-operation metho Retractable Awning CC-QB-1306 *Description ... made of high strength aluminum alloy / zinc alloy / high grade steel / ABS resin / polypropylene. The bolts and screws are made of ... , such as: concrete wall, brick walls, wooden walls, light gage steel joist walls etc., and can be installed on ceiling also ...