AR15 Parts
Find everything you need to build, upgrade, or repair your AR-15 at ICB Firearms, located in St. Clair Shores, MI. We carry a full selection of AR parts, including barrels, buffer tubes, BCGs, charging handles, handguards, and trigger assemblies. Whether you’re upgrading your AR rifle for competition or outfitting a home defense build, we have you covered. Pair your components with AR magazines, gun scopes, and gear for the ultimate tactical setup. Be sure to browse the full rifle parts section for other compatible upgrades. Quality parts are essential for dependable performance, and our selection is designed for serious builders and shooters alike. Shop AR-15 parts today and start building with confidence.
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1 - 16 of 304 posts
AR15 Uppers
5.56 ASSEMBLED UPPER 10.5” GOVERNMT BBL W/MOE SL
$40 offOriginal price was: $435.00.$395.00Current price is: $395.00.AR15 Uppers
AERO AR15 ASSEMBLED UPPER BLACK
$15 offOriginal price was: $140.00.$124.99Current price is: $124.99.AR15 Uppers
AERO CMPLT UPPER 5.56 16″ MOE BLK
$45 offOriginal price was: $460.00.$414.99Current price is: $414.99.AR15 Uppers
AERO COMPLETE UPPER 5.56 20″ A2 BLK
$53 offOriginal price was: $565.00.$512.00Current price is: $512.00.AR15 Lowers
AERO M16A4 CLONE COMPLETE LOWER
$40 offOriginal price was: $385.00.$344.99Current price is: $344.99.AR15 Lowers
AERO M4E1 STRIPPED LOWER RECEIVER FDE
$15 offOriginal price was: $175.00.$159.99Current price is: $159.99.Other AR15 Accessories & Parts
AERO M4E1-T COMPLETE UPPER 14.5 5.56 MID
$70 offOriginal price was: $725.00.$654.99Current price is: $654.99.