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

A viton o-ring stops extractor vibration and carry, and a hard chrome exterior simplifies cleansing and maintenance. The five.56mm 3-Prong Flash Eliminator interferes with propellant gas combustion forward from the muzzle to considerably decrease flash signature, will not likely ring upon firing or when struck, and is compatible While using the Kni