This thread will be used for documenting my progress on drawing and printing 3D parts for E-11 Blasters. I will post photos and links to download the .stl files.   I own a Printrbot Simple 1401 3D printer. I am printing the parts and including photos of them.   3D Printer printing scope body. (Turn head 90 degrees to the right to see photo.)   I own a demilled Sterling L2A3 and M38A2 scope which I am using to draw the parts in Solidworks. I am trying to make them as dimensionally correct