Customized version of https://www.thingiverse.com/thing:3007147

Created with Customizer! https://www.thingiverse.com/apps/customizer/run?thing_id=3007147

Instructions

Using the following options:

extrusion_width = 35

side_length = 25

side_thickness = 4

top_screw_count = 1

bottom_screw_count = 2

screw_hole_size = 4

screw_head_size = 8

recessed_screw_depth = 0

top_screw_elongation = 0

bottom_screw_elongation = 0

extrusion_insert_width = 0

extrusion_base = 20

wall_count = 2

max_wall_thickness = 0

cutout_size = 0

cutout_side_thickness = 3

extrusion_insert_count = 2

specific_bottom_nut_space = 0

bracket_angle = 90