AR-40 S&W Upper Assemblies | Build Your Custom AR-40 S&W Rifle or Pistol
Explore the AR-40 S&W upper assemblies at Moriarti Armaments, designed for 40 S&W calibers. These complete upper kits are available in rifle and pistol lengths, and compatible with Glock-style lowers for your custom AR-40 build.
AR-40 4" Side Charging LRBHO Pistol Upper with BCG - .40 S&W | Moriarti Armaments
The AR-40 4" Side Charging LRBHO Pistol Cal Complete Upper Assembly in .40 S&W is designed for u..
AR-40 4" Slick Side LRBHO Pistol Upper with BCG - .40 S&W | Moriarti Armaments
The AR-40 4" Slick Side LRBHO Pistol Cone Complete Upper Assembly with BCG in .40 S&W is the per..
-20%
AR-40 4" Slick Side Pistol Upper with Diverter, BCG & Charging Handle - Choose Color
Build your perfect AR-40 pistol with this 4" Slick Side Upper in .40 S&W, featuring a muzzle bla..
-26%
AR-40 4" Slick Side Pistol Upper | .40 S&W | Flash Can, BCG & Charging Handle, Non-LRBHO
The AR-40 4" Slick Side Pistol Upper is a high-performance upper assembly chambered in .40 S&W, ..
AR-40 8" Side Charging LRBHO Pistol Cal Complete Upper Assembly with BCG - .40 S&W
The AR-40 8" Side Charging LRBHO Pistol Cal Complete Upper Assembly is designed for maximum performa..
AR-40 8" Slick Side LRBHO Pistol Complete Upper Assembly with BCG & CH - .40 S&W
The AR-40 8" Slick Side LRBHO Pistol Cal Complete Upper Assembly in .40 S&W is designed for thos..
-20%
AR-40 8" Slick Side Pistol Upper with Diverter, BCG & Charging Handle - Choose Color
Build your perfect AR-40 pistol with this 8" Slick Side Upper in .40 S&W, featuring a muzzle bla..
-44%
AR-40 8" Slick Side Pistol Upper with Flash Can & Charging Handle - .40 S&W (No BCG)
The AR-40 8" Slick Side Pistol Upper in .40 S&W is designed for those looking to build a compact..
AR-40 10.5" Side Charging LRBHO Pistol Upper with BCG - .40 S&W | Moriarti Armaments
The AR-40 10.5" Side Charging LRBHO Pistol Cal Complete Upper Assembly in .40 S&W is designed to..
AR-40 10.5" Slick Side LRBHO Upper with Slim Flash Can - .40 S&W | Moriarti Armaments
The AR-40 10.5" Slick Side LRBHO Complete Upper Assembly in .40 S&W is engineered for top-tier p..
-25%
AR-40 10.5" Slick Side Pistol Upper with Flash Can, BCG & CH - .40 S&W | Non-LRBHO
The AR-40 10.5" Slick Side Pistol Upper with Flash Can, Charging Handle (CH), and Bolt Carrier Group..
-18%
AR-40 .40 S&W 16" Slick Side Lightweight Upper | Hexagon Blast Can | BCG & CH Included
Upgrade your AR-40 build with this high-performance .40 S&W 16" Slick Side Lightweight Upper Ass..
AR-40 16" Side Charging LRBHO Pistol Upper Assembly with BCG - .40 S&W | Moriarti Armaments
The AR-40 16" Side Charging LRBHO Pistol Cal Complete Upper Assembly in .40 S&W is designed to e..
AR-40 16" Slick Side LRBHO Pistol Upper Assembly with BCG - .40 S&W | Moriarti Armaments
The AR-40 16" Slick Side LRBHO Pistol Cal Complete Upper Assembly is built with precision and perfor..