Hi!
Id please this 9.45-inch mortar
http://www.turbosquid.com/3d-models/3d-model-wwi-flying-pig-mortar/457513
http://www.exchange3d.com/3D-Model-of-Flying-Pig-mortar/prod_35164.html
What is the model- Mk I (1.30-m barell lenght) or 1.73-m barell Mk II-Mk-IV?
Best regards!