by m889512
I Build this model using original parts form KSP in Blender 2.8
Great thanks to taniwha for providing the blender addon to import .mu file
https://github.com/taniwha/io_object_mu
Printer settings:
PLA
195C
0.2mm
10% infill
no support
A raft or skirt is strongly recommended for printing the side booster since it is very tall and has little contact with the build plate.