Pre May 19, 1986 registered M16 select fire machine gun for sale. Firearm on the top picture with suppressor is the one for sale. Suppressor and optics are NOT included with the sale. Just the firearm. Piston 300 black out short barrel. Asking $25,000! No trades. Currently on an ATF Form 4. Text Robert for information 210-six98-1485. WSS firearms.com