No products in the cart.
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.
Filters
Categories
Brands
Model
Price range
Action
Model Fit
Caliber
Capacity
Grains Weight
Length
Shot Size
Casing Material
Barrel Length
Sights
Mount type
Power
Reticle
1 - 16 of 61788 posts
Other AR15 Accessories & Parts
SI ULTRA LIGHT PIVOT/TAKEDOWN PINS FDE
$1 offOriginal price was: $16.95.$15.95Current price is: $15.95.
Other AR15 Accessories & Parts
SIG SAUER 320 AXG GRIP SET COY
$7 offOriginal price was: $49.99.$42.99Current price is: $42.99.
AR15 Stocks, Forends, Forearms
Sig Sauer Low Profile Tube Folding Stock Assembly
$48 offOriginal price was: $261.43.$212.99Current price is: $212.99.
AR15 Uppers
SOLGW L89 BS V2 5.56 13.7″ HUX BLK
$69 offOriginal price was: $1,375.00.$1,306.25Current price is: $1,306.25.
AR15 Uppers
SOLGW L89 BS V2 5.56 13.7″ NOX BLK
$69 offOriginal price was: $1,375.00.$1,306.25Current price is: $1,306.25.
AR15 Uppers
SOLGW L89 V2 5.56 13.7″ NOX BLK
$50 offOriginal price was: $1,000.00.$950.00Current price is: $950.00.
AR15 Uppers
SOLGW PATROL SL 16″ 5.56 FSB URG
$35 offOriginal price was: $700.00.$665.00Current price is: $665.00.
AR15 Uppers
SPIKE’S 556 UPPER 14.5″PB RAIL/DYN
$101 offOriginal price was: $1,006.00.$905.40Current price is: $905.40.
AR15 Uppers
SPIKE’S 556NATO M4 LE UPPER W/RAIL
$83 offOriginal price was: $826.00.$743.40Current price is: $743.40.
AR15 Uppers
SPIKE’S 556NATO UPPER 16″ CHF/FSP
$70 offOriginal price was: $700.00.$630.00Current price is: $630.00.
AR15 Uppers
SPIKE’S BILLET UPPER GEN2 MILSPEC
$35 offOriginal price was: $270.00.$234.99Current price is: $234.99.
AR15 Uppers
SPIKE’S FLAT TOP UPPER 9MM BLK
$12 offOriginal price was: $115.00.$103.50Current price is: $103.50.