But no modifiers are set in stone yet so they can easily be set for foam pep. Some pieces are solidified and sub surfaced. All the parts are separate So anyways, here is my progress so far. I am making this for foam pep and 3d printing at the same time. I have the chest and back almost done modeling. So I have been remodeling it from scratch. I have been pretty unhappy with my first mk42 model since I made it.