Speaker Riser with Storage

This model is compatible with the A1 mini. These risers were designed around the popular Edifier R1280DB bookshelf speakers. I believe this is also somewhat of a standard size for bookshelf speakers in general, so this may fit other models. I wanted some speaker risers, but I wanted to be able to use the space underneath the speakers for storing things like pens and screwdrivers. The risers I designed ended up working well for that, but I also came up with an interesting system with slide-in inserts for storing things like microSD and SD cards and USB dongles and storage. I've also made another insert for 4mm (precision) screwdriver bits, and a small parts tray because I always seem to have loose screws on my desk. I haven't yet made an insert for ¼" screwdriver bits; I don't have a particular need for that right now, but I may in the future. I've also include a blank insert in the STL files, as well as the FreeCAD file, if you want to design your own. The riser is