Strike Industries AR Short Pistol Receiver Extension Buffer Tube Kit, Black Iron Sights and OEM mags may not

and OEM mags may not drop free

Single-hand adjustments and quick-release

They have an adjustable headband

the GEN M3 Window features a long-life USGl-spec stainless steel spring

6-32 Screw Hole

Strike Industries AR Short Pistol Receiver Extension Buffer Tube Kit, Black Iron Sights and OEM mags may notDescription The Strike Industries Pistol Buffer Tube introduces added functionality to an often overlooked part of an AR pistol PDW. At an overall length of just over 5 inches, the pistol buffer tube reduces the pistols overall length. The pistol buffer tube comes complete with our proven tungsten filled buffer and flat wire buffer spring to aid in reliable cycling over a long service life. The receiver extension features an anti rotation tab that