Fiber Patch and Splice Panel, Swing-Out, 1U, 2 Adapter Panel CapacityAdapter panels and splice trays NOT included This fiber patch panel is only compatible with our FB24 series of adapter panel inserts and either FB25 3995STP12 splice trays or FB25 3994STA12 splice trays. To find out more, give us a call or email us. Description Fiber Patch and Splice Panel, Swing Out, 1RU, Holds 2 Adapter Panels, Up to 2 Splice Trays and 24 Splices, Steel, Black This rack mount fiber patch panel is a 1RU fiber distribution unit