3-piece set FLEXHD-CM-3 ceiling mount kit for the UAP-AC-FLEX. Installation: Ceiling. Ceiling mount bracket for UniFi Flex-HD. Suitable for ceiling tiles, drywall ceilings, or solid ceilings. Snap-in mechanism for UAP-FlexHD. Features a magnetic front side. Requires a cutout of 54 mm. Ubiquiti Networks is an American manufacturer of high-performance networking components. Ubiquiti's goal is to provide cutting-edge and easy-to-implement communication solutions for a global customer base. The company was founded in 2005 and initially produced Wi-Fi adapters for PCs. Later, the product range expanded to include devices such as Wi-Fi routers, particularly for outdoor use. Meanwhile, the company also manufactures switches and surveillance cameras. Ubiquiti products stand out for their superior performance, clever mechanical design, and ease of use.