Print from PETG or another material that can withstand 70°C.
(PLA also seems to work from personal Experience, holding without deformation for more than 30hours at the max temperature).
This is cut into quarters with a Lap joint to be glued together after printing.
All 4 required pieces can be printed at once on a Bambulab X1C.
The Cylinder has a Diameter of 326mm.
The author marked this model as their own original creation.