Hot swap with ease by installing 4 SSDs/HDDs into one 5.25in bay - Multi-bay mobile rack backplane / drive caddy / 2.5" hard drive adapter - Works with 5-15mm 2.5in SAS / SATA drives including Samsung 840 EVO - Ideal for drive sharing and redundant backup - Supports SAS II & SATA III (6 Gbps) - Lockable and removable trays - 50,000+ Insertion Rating - Durable metal housing - Two 40mm fans for ventilation - Lockable and removable tray - Interchangeable drive tray with 1-bay backplane SATSASBP125