Heatbed strain relief for Duplicator i3

Wanhao Duplicator i3 v1.0 - Use Heatbed_Strain_Relief_1-6.STL
Wanhao Duplicator i3 v2.0 & v2.1 - Use Heatbed_Strain_Relief_V2_1-2.STL

The movement of the wires soldered to the heatbed was quite large and over time they might degrade and break off.

This strain relief should reduce the movement a lot at the solder joints, prolonging the life of the wires to the headbed.

Print in PET-G or ABS;
DO NOT USE PLA, IT WILL NOT HANDLE THE TEMPERATURE!

Depending on your printer settings, you