Customized version of http://www.thingiverse.com/thing:54599

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=54599

Using the following options:

Outer_Container_Depth = 200
Wall_InnerAndPartition_Thickness = 2
Number_Inner_Cell_Columns = 4
Outer_Container_Width = 250
Outer_Container_Height = 40
Radius_InnerAndOuter_Edges = 10
Number_Inner_Cell_Rows = 3