Shop a Variety of Barrels, Muzzle Devices, Upper Receivers, Parts and more for your 5.56 Caliber AR-15
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5.56 Caliber
AR-15 5.56 16 inch Upper with 12 inch Free Float Quad Rail and Mock Suppressor
Rated 4.67 out of 5
$549.95
Sale!
AR-15 5.56 Custom Rifle Upper in Sniper Grey *CLOSEOUT*
Rated 4.50 out of 5
$699.99 Original price was: $699.99.$449.99Current price is: $449.99.
Sale!
AR-15 5.56 Upper with 12 inch Free Float Quad Rail and Socom Mock Suppressor
Rated 5.00 out of 5
$449.95 Original price was: $449.95.$419.99Current price is: $419.99.
AR-15 5.56 Upper Receiver “Stinger” Mod-G in Anodize OD Green with Blast Shield
Rated 5.00 out of 5
$699.95