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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 65547 posts
AR15 Lowers
Lower Receiver Group w/ Stock Mod 0 SOPMOD
$75 offOriginal price was: $600.00.$525.00Current price is: $525.00.
AR15 Stocks, Forends, Forearms
LUTH AR A2 BUTTSTOCK KIT BLK
$8 offOriginal price was: $129.95.$122.15Current price is: $122.15.
AR15 Uppers
LUTH AR A3 UPPER RECEIVER
$7 offOriginal price was: $117.95.$110.87Current price is: $110.87.
AR15 Bolts
LUTH AR BOLT COMPONENT KIT AR 15
$2 offOriginal price was: $29.99.$28.19Current price is: $28.19.
AR15 Stocks, Forends, Forearms
LUTH AR MBA-1 RFL/FXD STK BLK
$8 offOriginal price was: $139.95.$131.55Current price is: $131.55.
AR15 Stocks, Forends, Forearms
LUTH AR MBA-1 RFL/FXD STK FDE
$8 offOriginal price was: $139.95.$131.55Current price is: $131.55.
AR15 Stocks, Forends, Forearms
LUTH AR MBA-1 STOCK KIT 223 BLK
$11 offOriginal price was: $185.95.$174.79Current price is: $174.79.
AR15 Stocks, Forends, Forearms
LUTH AR MBA-1 WITH 3-AXIS BUTT PLATE
$9 offOriginal price was: $154.95.$145.65Current price is: $145.65.
AR15 Stocks, Forends, Forearms
LUTH AR MBA-3 CARB STK BLK
$10 offOriginal price was: $159.95.$150.35Current price is: $150.35.
AR15 Stocks, Forends, Forearms
LUTH AR MBA-3 CARB STK FDE
$10 offOriginal price was: $159.95.$150.35Current price is: $150.35.
AR15 Stocks, Forends, Forearms
LUTH AR MBA4F SKULLATON STOCK ASSEMBLY FDE
$4 offOriginal price was: $69.95.$65.75Current price is: $65.75.
AR15 Stocks, Forends, Forearms
LUTH AR MBA5 STOCK BLK
$3 offOriginal price was: $49.95.$46.95Current price is: $46.95.