Grid Defense 10.5″ 5.56 Dimpled Flash Can Upper in Tungsten Gray

• The best Mil-Spec upper receiver, the new 5.56 upper receiver with AR flash can. Finished in tungsten gray cerakote
• Made in the USA
• 7075-T6 Mil-Spec Upper Receiver
• 10.5″ 1:7 Twist 4150 M4 Profile Barrel – Black Nitride
• Chambered in 5.56×45 NATO
• Carbine Length Gas System
• .750 Low Profile Gas Block
• 12″ Octagon M-Lok Rail