The hp rack mount kits provide a high density rack mountable tape drive and rdx removable disk drive solution for both direct attach scsi usb or sas backup and archiving applications the hp 1u rack mount kit supports dat and lto ultrium internal tape drives and rdx internal removable disk backup systems the 1u rack mount kit is available in scsi sas and usb interfaces with two lto 6 ultrium 6250 drives the 1u sas enclosure can provide a maximum compressed capacity of 125tb with a data