Ar15.com user [HaveBlue] has been working for some time on a 3D printed lower receiver, and now reports that the parts are fully working. Using a Stratasys 3D printer from the 90’s [HaveBlue ...

Last week, Philadelphia became the first city in the United States to pass a 3D-Printer ... AR-15 rifle butt-stock kit and a bullet button (for California). Using a punch kit, screwdriver and vise ...

this 3D printed AR-15 lower receiver is the only part of an AR-15 that contains the ID markings and serial number. Legally, the AR lower is the gun, and requires a background check to purchase ...