Customized version of http://www.thingiverse.com/thing:26596

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=26596

Using the following options:

sides_angle = 24
thickness = 6
frame = 20
box_z = 75
box_y = 150
box_x = 120
struts_width = 4
pad_heigth = 0.5
pad_radius = 13
bottom_angle = 13
struts_number_z = 9
struts_number_y = 6
struts_number_x = 9