KNIGHTS ARMAMENT SR-15 16 UPPER FUNDAMENTALS EXPLAINED

A viton o-ring prevents extractor vibration and carry, and a hard chrome exterior simplifies cleansing and routine maintenance. The 5.56mm three-Prong Flash Eliminator interferes with propellant gas combustion ahead of your muzzle to considerably reduce flash signature, is not going to ring upon firing or when struck, which is suitable Using the Kn