An opening structure for receiving a telecommunications jack can include a main body defining a central passageway, a first attachment arrangement for securing a first jack type to the main body within the central passageway, a second attachment arrangement for securing a second jack type to the main body within the central passageway, and a third attachment arrangement for securing a third jack type to the main body within the central passageway, wherein the first, second, and third jack types have different connection arrangements for facilitating connection to an opening structure.
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