Features: brand new and high quality Suitable forHP 3.5" Gen8 / N54L 2.5 to 3.5 hard drive adapter bracket P/N 654540-001 2.5" to 3.5" Sata adapter bracket rack for Micro Server Gen8 with a easy diy of installation mode. To enhance the use of optical drive space value.for 2.5" Sata HDD SSD drive ,hot-swappable drive bay Good heat dissipation, durable structure, strong compatibility, large capacity. Comes with 2.5 inch / 3.5 inch HDD mounting screws. Easy to install and use. Specifications: Model: Gen8 / N54L P/N 654540-001 Material: Metal Color:As Shown Size: about18cmx10cmx3cm/7.09x3.94x1.18in Support Hard Disk: 2.5" Sata HDD SSD drive Weight:140g Package Includes: 1 x Hard Drive Conversion Rack 1 x Screws Pack note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.