GETTING MY KNIGHTS ARMAMENT SR-15 16 UPPER TO WORK

A viton o-ring stops extractor vibration and carry, and a tough chrome exterior simplifies cleaning and routine maintenance. The five.56mm three-Prong Flash Eliminator interferes with propellant gasoline combustion forward from the muzzle to noticeably reduce flash signature, will not ring on firing or when struck, and is compatible Together with t