Mount base is 55mm in depth to accomodate a variety of lightgun stocks and it is 50mm wide.

Screw holes are high enough to not cause issues with the smaller wall. 

Printed on 

Creality Ender V3 KE

Orca Slicer

.20 layer height 

20% infill 

no supports used but may be needed for the Imperial logo depending on your printer