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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 65090 posts
AR15 Uppers
PWS MK111 MOD 1-M UPPER 223WYLDE 11.85 LS
$160 offOriginal price was: $1,209.95.$1,049.95Current price is: $1,049.95.
AR15 Uppers
RADICAL UPPR 300BLK 16″ 1-8 MLOK BLK
$89 offOriginal price was: $399.99.$310.99Current price is: $310.99.
AR15 Uppers
RADICAL UPPR 556 16″ 1-7 MLOK BLK
$89 offOriginal price was: $399.99.$310.99Current price is: $310.99.
AR15 Uppers
RADICAL UPPR 762X39 16″ 1-10 MLOK BL
$85 offOriginal price was: $399.99.$314.99Current price is: $314.99.
AR15 Uppers
RISE CMPLT UPPR 22 ARC 18″ BLACK
$200 offOriginal price was: $1,199.00.$999.00Current price is: $999.00.
AR15 Uppers
RISE CMPLT UPPR 6MM ARC 18″ PAT BRN
$200 offOriginal price was: $1,199.00.$999.00Current price is: $999.00.
AR15 Bolts
ROSCO 556NATO/300BLK BCG PHOS BLK
$1 offOriginal price was: $145.00.$144.00Current price is: $144.00.