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 Pistol Upper 5.56 10 inch KeyMod Air-Light Blaster Series (Anodized Black)
Rated 5.00 out of 5
$479.95
AR-15 5.56 Upper with 15 inch Lightweight KeyMod Slim Profile and Match Grade Barrel
Rated 5.00 out of 5
$449.95