This uses a screw size of m2.5 x 20mm and are much easier to find than the 40mm versions for the original.
This does NOT have capability for holding 2.5" drives. That version is in progress.
To get a mesh pattern like my other bottom case (https://www.printables.com/model/728922-datto-alto-3-v2-replacement-case-bottom-40mm-screw), in your slicer:
The author marked this model as their own original creation.