Bushmaster's complete upper allows you to add the hard-hitting punch of the 450 Bushmaster to your Bushmaster lower receiver instantly. The AR-type gas operating system drastically reduces recoil for excellent second shot control. This flattop upper...
COLT AR6720CK-NHG UPPER KIT 5.56 16 Colt Mfg AR6720CK-NHG AR6720 223 Remington/5.56 NATO 16.1" Steel Chrome-Lined Black Hard Coat Anodized Brl Finish Colt Mfg AR6720CK-NHG AR6720 223 Remington/5.56 NATO 16.1" Steel Chrome-Lined Black Hard Coat Anodized...
The Colt Conversion Kit contains the complete upper receiver group, including a charging handle, bolt carrier group, and back up sight. Its barrel features a 1/7 right hand twist. Now you can convert any Colt rifle to the most state of the art...