Manufactured by SACO/Maremont, the M60E3 was a refinement of the M60 squad automatic weapon intended to reduce weight and improve maneuverability. Primary changes include shifting the bipod from the individual barrels onto the receiver, eliminating most of the heat shielding, and integrating a forward pistol grip into an elongated plastic forearm. Total weight savings for the weapon itself was about 5 pounds, The E3 variant would be adopted by the Marine Corps as a primary infantry machine gun, and was used as the base for the Special Warfare specification M60E4 machine gun. Blade front and folding ladder rear sights, with a birdcage flash hider on the short "5-86" dated barrel, with the manufacturer markings and serial number on the trunnion, along with the quick release hardware. Operation is standard open bolt, full automatic only, with an ambidextrous safety switch on the pistol grip and a plastic buttstock. Included with the lot is an extra barrel and a rubberized canvas barrel case.