Stable mounting of Biqu H2 for Ender 6

Stable Biqu H2 mounting compatible with the MAD cooling system and other accessories. The mount may also fit other printers that have the same extruder mounting plate. I recommend printing two or three layers and fitting to see if the holes match. The base is mounted with 5 screws to the Biqu H2 which ensures proper rigidity. One of the models is an endstop spacer that allows mounting cooling adjacent to the stepper motor such as “https://www.thingiverse.com/thing:5326018”