THE DEFINITIVE GUIDE TO KNIGHTS ARMAMENT SR-15 16 UPPER

A viton o-ring stops extractor vibration and raise, and a hard chrome exterior simplifies cleansing and servicing. The five.56mm three-Prong Flash Eliminator interferes with propellant fuel combustion forward with the muzzle to significantly lower flash signature, is not going to ring upon firing or when struck, and is also compatible While using t