HP F1746-80001 - Second hard disk drive housing - Plugs into module bay - Does not include hard disk drive Retail
HP 832077-001 - 1.0TB SATA hard disk drive - 5,400 RPM, 7mm form factor (SFF) Sale $69.00 Retail $89.00
HP 310343-001 - Hard drive mounting adapter - Attaches to hard drive to allow use in expansion base units Retail