Option A
Print 2 x half covers and the belt. glue it together.
or use soldering iron to melt it together using filament - with or without belt.
Option B
Print the EXQUIS - FullCover.stl on a larger printer than mine.
Modeled over a 3D model of the exquis, using Onshape:
Onshape model
The author marked this model as their own original creation.