NFO Patch Panel 4U 19" - 144x SC Simplex LC Duplex, Slide-out on rails, 6 trays included - Weight: 3 kg Number of trays: 6 Tray capacity: 12 24 welds Maximum number of adapters: 144 (SC Simplex) Maximum number of trays: 9 Material: Rolled steel cold - powder painted light gray Dimensions: Installation height: 4U (177 mm), Depth: 250 mm, Mounting method (length): 19 '' profile Diameter of holes on the back plate: Rubber 4x16 mm, for Cable gland: 2 x PG.13.5 Set components: Six fiber optic trays Cable glands: 2 x PG.13.5 Protective tube Mounting screws for adapters: 288 pcs Plastic cable ties: 6 Elements (pins) blocking the drawer's extension: 2 Spare screws: 4pcs Spare nuts: 2pcs Splice covers: 6 packages 24pcs