Feature: 1. APPLICABLE MODELS: 3.5inch SAS SATA hard drive tray is suitable for Dell 9020 7020 7010 3020 3010 servers. 2. APPLICABLE SIZE: Hard drive tray is specially designed for 3.5 inch hard drives and is commonly used in large computer systems such as servers, workstations and storage devices. 3. UNIVERSAL INTERFACE: HDD tray caddy uses standard SAS and SATA universal interfaces to ensure compatibility with a wide range of computer systems and hard drives. 4. DETACHABLE DESIGN: 3.5inch hard drive tray usually features a detachable design that allows easy installation or replacement of hard drives without having to disassemble the entire computer system. 5. HEAT DISSIPATION: Hard drive tray caddy also usually has internal cooling holes and fans to provide better ventilation and heat dissipation to prevent the hard drive from overheating and becoming damaged. Specification: Item Type: Hard Drive Tray Material: ABS Applicable Hard Drive Size: 3.5 Inch Hard Disk Interface: SAS, SATA (Universal) Applicable Models: for Dell 9020 7020 7010 3020 3010. Package List: 1 x Hard Drive Tray