Avalon’sSliding Shelf comes with widths that fit 19" wide panel spaces and all (1000mm depth) server cabinet rack depths. These Shelves are made of 1.2 mm thick gauge steel and flanged on all four sides for extra support. Universal mounting brackets allow flexibility in mounting. These Adjustable rails offer compatibility with almost any server rack or cabinet.Technical SpecificationsAll Steel constructionMade of 1.2 mm thick SPCCPowder Coated matt black finishStrong structure of individually fabricated component.Manufactured using CNC machines onlySurface Finish: Matt Black Epoxy Powder Coated Paint (RAL 9005)Rack Spaces 1U