TOP KNIGHTS ARMAMENT SR-15 CQB 11.5 UPPER SECRETS

A viton o-ring prevents extractor vibration and lift, and a tough chrome exterior simplifies cleaning and upkeep. The 5.56mm 3-Prong Flash Eliminator interferes with propellant gas combustion ahead with the muzzle to noticeably cut down flash signature, is not going to ring on firing or when struck, and is compatible While using the Knight’s line