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Home » 5.56 Caliber

5.56 Caliber

Shop a Variety of Barrels, Muzzle Devices, Upper Receivers, Parts and more for your 5.56 Caliber AR-15

AR15 5.56 Shawn's Choice Custom Upper Receiver Kit

AR-15 5.56 Choice Custom Upper Receiver Kit

Rated 5.00 out of 5

$899.95

AR-15 Pistol Upper 5.56 7 inch M-LOK Slim Profile with Trident Brake

Rated 5.00 out of 5

$399.95

AR-15 Fire Control Group Gold TIN coated

AR-15 Fire Control Group Gold TIN coated

$79.95

AR-15 Pistol Upper 5.56 10 inch M-LOK Slim Profile RIP Series Air Lite

Rated 5.00 out of 5

$499.95

AR-15 Fire Control Group Rainbow PVD Coated

AR-15 Fire Control Group Rainbow PVD Coated

$79.95

AR-15 5.56 Upper with 15 inch 4 sided M-lok Handguard And Comp In FDE

AR-15 5.56 Upper with 15 inch ModLite M-LOK Handguard and Comp (FDE)

Rated 4.50 out of 5

$499.95

AR-15 5.56 Match Grade 16 inch Upper Receiver with 15 inch M-Lok on lower receiver

AR-15 5.56 Match Grade 16 inch Upper Receiver with 15 inch M-LOK

Rated 4.50 out of 5

$449.95

AR15 micro pistol upper set in red with buffer tube and grip.

AR-15 5.56 M-LOK Micro Pistol Upper Kit 5.5″ Barrel in Anodized Red

$699.95

AR-15 5.56 Upper With FDE 15" KeyMod Ultra Light Hand Guard And FDE Mock Suppressor Shroud

AR-15 5.56 Upper With FDE 15 inch M-LOK Ultra Light Hand Guard And Mock Suppressor

Rated 5.00 out of 5

$574.95

AR-15 5.56 Upper With FDE 15" KeyMod Ultra Light Hand Guard And FDE Mock Suppressor Shroud

AR-15 5.56 Upper With FDE 15 inch KeyMod Ultra Light Hand Guard And FDE Mock Suppressor

Rated 5.00 out of 5

$474.95

AR-15 SOCOM Fake Suppressor in Anodized Green

$69.95

AR-15 Pistol Upper 5.56 Tungsten Pistol Upper Set

AR-15 Pistol Upper 5.56 Tungsten Pistol M-LOK Upper Set

Rated 5.00 out of 5

$699.95