Original hard drive tray from TerraMaster. Compatible with NAS series models of F2-220, F2-420, F4-220, F4-420, F5-420. Compatible with DAS series models of D2-310, D4-300, D4-310, D5-300, D5-300C. Compatible with 3.5” SATA hard drive, 2.5” SATA hard drive and 2.5” SSD. Comes with label and screws.