5.56mm Uppers
AR15 Upper receivers in 556 NATO available in 16", 10.5" and 7.5" lengths for your next build. Check out our AR-15 Uppers in Cerakote colors like FDE and Burnt Bronze. Please keep in mind these are the standard 5.56x45 Nato upper receivers and can use 5.56 or .223 ammo. If you are looking for something a little different than your standard rifle upper make sure you checkout the pistol upper receivers we offer and keep an eye out for new uppers and cerakote colors.
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ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER - PERIWINKLE
Now: $199.00Was: $319.00Always Armed 16" 5.56 NATO Upper Receiver - Periwinkle Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length Gas...Now: $199.00Was: $319.00Qty in Cart: 0Quantity:Price:Now: $199.00Was: $319.00Subtotal: -
Ghost 16" 5.56 Nato Upper Receiver - Periwinkle
Now: $259.00Was: $329.00Ghost Firearms Elite 16" 5.56 Upper - Periwinkle The new 5.56 Nato AR-15 Upper with free float hand guard by Grid Defense. Periwinkle Complete Upper Receiver AR15 Receiver Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 16" 1:7...Now: $259.00Was: $329.00Qty in Cart: 0Quantity:Price:Now: $259.00Was: $329.00Subtotal: -
Grid Defense Limited Edition 16" 5.56 NATO Upper with Strike Industries Accessories - Periwinkle/Blue
$502.85Grid Defense 16" 5.56 Upper Receiver - Periwinkle Periwinkle Cerakote Finish Chambered in 5.56x45 NATO 14" M-Lok Rail 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System A2 Flash Hider Mil-Spec 7075-T6 Upper Receiver Strike Industries...$502.85Qty in Cart: 0Quantity:Price:$502.85Subtotal: