... customized Surface:color sprayed OEM,ISO2000,ISO9001~2000 Rack Mount Enclosures IntroductionSeries B Rack Mount enclosure is made up of top& base cover ... Sliding nuts are inserted in front and rear beam (optional: Perforated strip, should be noted in the purchasing order)This rack mount ... competitive price..Picture of dimension Handle A (desktop)B(rack-mounted flange)BM fix flange (evolved by series B ...