Customized version of http://www.thingiverse.com/thing:2200136

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=2200136

Using the following options:

box_height = 50
slot_fudge_factor = 0.1
slot_positions = [41.0, 62.0, 83.0]
number_of_divs = 0
box_wall_width = 1.5
handle_length = 10
div_height_offset = 0
div_fudge_factor = 0.2
box_corner_radius = 5
div_wall_width = 1.5
box_width = 150
handle_z_pct = 0.5
handle_thickness = 1.5
handle_width = 28
box_length = 150