Bed level wheel for GEEETECH E180

By using two nuts per thumb wheel, by making it a lock nut. Turn the bolt itself with a thumb wheel to control the bed level.
Install the Y end stopper with bolts as shown in the picture. Without this, the wheel may touch the housing of the end switch before the Y end switch operates, resulting in malfunction.

files:

bed_level_wheel_E180.stl : only a thumb wheel
Y_endstop_E180.stl : only a Y end stop
all_of_bed_level_wheel_E180.stl : print at once four thunb wheel and one Y end stop