Keywords: Charon Line of 3D Printable AR-15 Lower Receivers by Shanrilivan.jpg This is a group render of a line of 3D Printable AR-15 lower receivers designed by user Shanrilivan http //imgur com/a/sHGGl 0 date Shanrilivan Originally uploaded to Wikipedia by wikipedia User ProteusEditing Shanrilivan 3D printer created objects Firearm components |