VFC Colt Licensed M16A1 GBBR Bolts combined with the hard anodized

combined with the hard anodized aluminum cylinder head makes for a durable base to compress air

fits in most AK top covers

no rattling sounds

Pressure switch winding capability

VFC Colt Licensed M16A1 GBBR Bolts combined with the hard anodizedThe AR 15 was first designed by Eugene Stoner and L. James Sullivan in 1959, with the rights sold to Colt and advertised as made with modern materials, lightweight, with higher stopping power, and requiring little to no maintenance, the AR 15 was adopted by the United States Military as the M16 in 1964 during the height of the Vietnam War to replace the heavier, more rugged M14 rifle. Pushed by government higher ups with not much knowledge of the