Customized version of https://www.thingiverse.com/thing:71370

Created with Customizer! https://www.thingiverse.com/apps/customizer/run?thing_id=71370

Using the following options:

PRINTBOT = 1
PRINTTOP = 1
PRINTPOS = 1
length = 171
width = 115
topHeight = 5
botHeight = 11
wall = 6
floor = 2
maLength = 5.5
maWidth = 5.5
maHeight = 5.5
maSpacer = 1.0
hiHeight = 0.0
hiDia = 3.5
CHAMFEREDGES = 1
CHAMFERLEN = 3.0
CYLPREC = 100