Dimension: 1.75" x 19" x 11" Panel Gate : None adaptor panel can be changed. (could be adaptor unloaded or loaded) Panel Size : Application with 130mm x 29mm panel Accessory : 2 x splice tray and 2 sets of full moon cable routings 24 Port Rack Patch Panel-Adaptor Unloaded 18-4U24IV01-1 24P ST patch panel 18-4U24IV04-1 24P FC patch panel 18-4U24IV07-1 24P SC simplex patch panel 18-4U24IV08-1 24P SC duplex patch panel For adapter loaded, refer mentioned rule Example : 19-4L24IV01XX -1 Identify one kind of adaptor hole of ST, FC, SC simplex or SC duplex.