1:1 print as 1:144 scale mode or depending on the 3D printer adjustment ratio,Stl files do not need to be processed, just slice them directly.I made the mold parting for a PLA printer(FDM)(render in blue).A resin-printed version is also available(render in yellow).The Rockwell B-1 Lancer is a supersonic variable-sweep wing, heavy bomber used by the United States Air Force.The shaft can be replaced by a wooden stick