Customized version of http://www.thingiverse.com/thing:719872

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=719872

Using the following options:

upper_rim_height = 1.3
box_length = 26
tolerance = 0.2
div_height_tolerance = 2
box_height = 45
div_cut_ends = top
box_thickness = 3
div_thickness = 2
box_width = 64
rim_tolerance = 0.4
box_rounded_corner = 1
number_of_slots = 1