✓? PERFECT FOR PROFESSIONAL USERS & GUARANTEE SERVICE – Our drive cage enclosure is perfect for server computer, cloud computing storage, desktop PC, media backup, security systems, etc. We are committed to the quality of our products. If for any reason our drive enclosure does not perform as listed, please directly message us and we will surely handle your concern promptly. ✓? FLEXIBLE DRIVE OPTION & TRAY-LESS DESIGN – Universally compatible, we give you flexibility on hard drive options, our hot swap backplane is fully compatible with both 2.5” or 3.5” drive format. We also feature tray-less. ✓? QUALITY CONSTRUCTION – Our hard drive cage is compatible with all types of PC & Server cases. We designed and manufactured our mobile rack with high quality ABS material, not only helps maintain ideal drive operating temperature, also provide excellent heat dissipation. The open-air design also helps your hdd with great ventilation and extend hard drive life. ✓? DELIVER PEAK PERFORMANCE - Our product supports SATA I/II/III, the patented non-scratch SATA connector provide up to 50k insertion rate and can delivers up to 6Gbps speed for maximum performance. ✓? HOT SWAP CAPABILITY - The Kingwin hard drive mobile rack enclosure enables you to hot swap a 3.5” SATA hard drives or 2.5” SSD/HDD drives using one 5.25” bay. Our mobile rack is designed to provide trouble free Insertion, improved drive mechanism, ensure a sturdy connection, and provide easy mobility for your hard drives. Idea accommodation for enterprise system applications.