The file 'Gridfinity Battery Crate Holder 3D Printer Model' is (stl) file type, size is 103.3KB.
Just a gridfinity base holder for the Battery Crates by @CADGuy on Printables:
File Link:https://www.printables.com/model/173788-customizable-stackable-beer-crate-for-all-types-of/files