Prusa MK2 I3 Heatbed Cover Groing

After I have repeatedly broken the Prusa heating bed covers, and finally the cables from the heating bed torn, I decided to redesign the cover.
In my design, I have made sure that the screw does not break so quickly from the cover. In addition, I have taken care that the 3mm filament is attached further back and the recording can not break out so quickly.
On the cover, there are great forces during the printing process, which it must take up the cover.
In the case of the original part, this u