Magazine stand for 6 AR15/M4/M16 5.56mm type magazines. I use it to store my airsoft magazines upside down. Have not tried it with real ones. This simple model has been made with tinkercad and prints nicely on my UM2.
If you like this model you might want to have a look at a customizable version of this model here: https://www.thingiverse.com/thing:1433779.
ar-15_mag_stand.stl | 68.4KB |