Customized version of http://www.thingiverse.com/thing:841942

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=841942

Using the following options:

external_length = 70
cyl_dist_from_walls = 7
cover_internal_height = 6
cover_printing_y_offset = 10
wall_thickness = 2
base_height = 35
cover_thickness = 3
external_corner_radius = 7
cover_internal_margin = 0.5
screw_hole_rad = 4
part_selector = 3
cyl_hole_rad = 1.5
cyl_radius = 5
pcb_thickness = 3
external_width = 70
cover_external_height = 5
bottom_thickness = 2
cover_wall_thickness = 2