The adapter can install a 2.5" hard drive into a 3.5" caddy, enabling your 2.5" hard drives work in servers that only allow 3.5" drives! With this adapter, you can easily install a 2.5" SATA/SAS/SSD drive in the 3.5" F238F tray. Specifications: P/N: 09W8C4 Compatibility(tray): 0F238F, F238F, 0X968D, X968D, 0G302D, G302D Compatibility(servers and enclosures): for PowerEdge R310, R320, R410, R415, R510, R515, R710 for PowerEdge R320, R420, R520, R720, R720xd for PowerEdge R630, R730, R730XD for PowerEdge T310, T410, T610, T710 for PowerEdge T320, T420, T620 for PowerEdge T430, T630 for PowerVault MD1200, MD3200, MD3200i, MD3600i, MD3600f for PowerVault NX200, NX300, NX3000, NX3100, NX3200 Item size: 13 * 10.2 * 2.5cm / 5.12 * 4.01 * 0.98in (L * W * H) Item weight: 168g / 5.93oz Package List: 1 * Adapter 4 * Screws Note: Package list only include an adapter and screws.