Customized version of http://www.thingiverse.com/thing:1078166

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=1078166

Using the following options:

pattern_overlap = 28
case_thickness = 2
case_Length = 70
pattern_rotation = 21
case_Width = 27
case_Top_Height = 50
pattern_thickness = 6
case_Lip = 7
pattern_radius = 6
case_Height = 50
case_Lip_Tollerance = 1
pattern_shape = 5