Customized version of https://www.thingiverse.com/thing:3740632

Created with Customizer! https://www.thingiverse.com/apps/customizer/run?thing_id=3740632

Using the following options:

inner_width = 100
inner_length = 50
inner_height = 50
overlap_height = 5
overlap_clear = .2
stud_pos = [[4,4],[4,36],[36,4],[36,36]]
stud_cs_type = [ 1 , 1 , 1 , 1 ]
stud_cs_dia = [ 6.4 , 6.4 , 6.4 , 6.4 ]
stud_cs_height = [ 3.2 , 3.2 , 3.2 , 3.2 ]
stud_drill = [ 3.2 , 3.2 , 3.2 , 3.2 ]
stud_dia = [ 8 , 8 , 8 , 8 ]
stud_height = [ 4 , 4 , 4 , 4 ]
wall = 2.4