Hdd Stand for DIY setup or testingFit all 2.5 and 3.5" IDE / SATA HddCan install 1 piece of 3.5" Hdd or 2 pieces of 2.5" HddSoft material for shock absorptionStackable4 pcs per set with 8 pcs of screw for 2.5" and 4 pcs of screw for 3.5" HddBest as gift as well