AR .40 S&W Billet Pistol Upper Assembly 4" Barrel Custom MLOK Handguard Complete w/ BCG & Charging Handle-Black

Custom Billet Aluminum Upper Receiver

4" Handguard Top Cut Picatinny Rail w/ Finger stop

Mil Spec Charging Handle w/ USA FLAG Engraved

Custom Machined Muzzle Diverter Threaded 5/8x24

4" AR .40 S&W Barrel 4150 Steel Barrel with 1x16 twist

AR .40 S&W/10mm Nitride Bolt Carrier Assembly

Accepts Glock 22 .40 S&W Style Magazines

Made In the USA!!!!

Our AR .40 S&W Upper Assemblies are fully tested Glock Style lowers to ensure function before shipped !!!

NOTE: ALL CUSTOM COATINGS ARE INSPECTED PRIOR TO SHIPMENT. The Top Guns WILL NOT BE HELD LIABLE FOR ANY SCRATCHES, BLEMISHES, DINGS , ETC....

WARNING: Cancer and Reproductive Harm