This is a new Seagate Enterprise Performance 1.8TB 10K RPM SAS 12Gb/s 2.5" hard drive. Its model number is ST1800MM0048. It comes as pictured and does not include any additional parts or accessories.

Specifications:

• Manufacturer: Seagate
• Model Number: ST1800MM0048
• Part Number: 1GR222-002
• Series: Enterprise Performance 10K HDD v8
• Capacity: 1.8TB
• Interface: SAS 12Gb/s
• Form Factor: 2.5"
• RPM: 10K RPM