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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 61788 posts
AR15 Uppers
YHM A3 UPPER RECEIVER ASSY BLK
$21 offOriginal price was: $142.95.$121.75Current price is: $121.75.
AR15 Lowers
YHM LOWER RECEIVER AR15 ASSEMBLE PARTS CAR STOCK
$51 offOriginal price was: $424.95.$374.00Current price is: $374.00.
AR15 Uppers
YHM STRIPPED BILLET UPPER – RECEIVER FOR AR-15
$29 offOriginal price was: $196.95.$167.50Current price is: $167.50.
AR15 Uppers
YHM UPPER RECEIVER AR15 A3 FLAT TOP STRIPPED
$17 offOriginal price was: $113.95.$97.00Current price is: $97.00.
Small AR15 Parts
ZEROED AMBIDEXTROUS MAG CATCH AND BUTTON KIT
$11 offOriginal price was: $49.95.$38.99Current price is: $38.99.
Other AR15 Accessories & Parts
11.5” GOVERNMENT CARBINE 5.56 BARREL, 1-7 TWIST
$26 offOriginal price was: $364.00.$338.00Current price is: $338.00.
AR15 Uppers
5.56 ASSEMBLED UPPER 10.5” GOVERNMT BBL W/MOE SL
$45 offOriginal price was: $435.00.$389.99Current price is: $389.99.