(Thu Jul 22 2021 00:00:00 GMT+0300 (Eastern European Summer Time)) Looking at the prices and features of NAS devices like QNAP, Synology or Drobo, you might think it requires specialized parts at a high price. In reality, disk drives have standardized mounting holes, using standardized screws, and it's possible to build simple drive cages for a fraction of the price. To turn the do-it-yourself (DIY) drive cage into a data storage solution requires a couple more parts, such as a computer and some USB adapters. But the starting point is to build a low cost DIY drive cage.