44T2126 x-series 2.5" sas/sata/ssd tray for X-series sever hdd.hs and ss. new with spare packing 2.5" harddisk server tray, caddy ... drives for xSeries . Part number: 44T2216. Supported by x and L servers with 2.5-inch drive enclosures: xSeries 3200, 3250, 3400, 3500 ... , 3850, 3950, Blade Center HS12, HS22,RD220 and others 44T2126 x-series 2.5" sas/sata/ssd tray