THE GREATEST GUIDE TO KNIGHTS ARMAMENT SR-15 CQB 11.5 UPPER

A viton o-ring prevents extractor vibration and raise, and a hard chrome exterior simplifies cleansing and routine maintenance. The 5.56mm 3-Prong Flash Eliminator interferes with propellant fuel combustion forward of your muzzle to considerably reduce flash signature, is not going to ring upon firing or when struck, and it is suitable Together wit