The Excellart ESP-12 Hinged Frame with Flex Hinged and Standard Frame and Standard Trim Cover is designed and engineered for quick assembly of a double flex face aluminum sign cabinet. This kit assembles into a 20.12″ deep cabinet and features an integrated hinged design on the top, providing convenient access into the inside of the sign cabinet for quick installation and removal of sign faces, power supplies, and other internally housed components, making maintenance and customization more efficient.