THE SMART TRICK OF KAC UPPERS THAT NOBODY IS DISCUSSING

A viton o-ring helps prevent extractor vibration and elevate, and a hard chrome exterior simplifies cleansing and routine maintenance. The 5.56mm 3-Prong Flash Eliminator interferes with propellant fuel combustion forward with the muzzle to appreciably cut down flash signature, will likely not ring on firing or when struck, and is particularly suit