AR-15 / AR-10 Parts
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We build AR platform rifles weekly for some very discerning customers. We only build with what we sell, and we only sell what works. Leverage our experience in building or upgrading your AR platform and buy with confidence.
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Sons of Liberty Gun Works Enhanced Blaster Guts - B5 Lower Parts Kit NON-Ambi
Sons Of Liberty Gun Works
$130.00Sons of Liberty Gun Works is a manufacturer of quality firearms and parts, perfect for your next build, next competition, or next line of defense. Their small parts fit most mil-spec firearms. Sons of Liberty Gun Works, Enhanced Blaster Guns, Lower Parts...$130.00 -
Out of Stock
Knight's Armament SR-15 IWS Partially Stripped Lower Receiver Kit
Knights Armament Company
$725.00Knight's Armament SR-15 IWS Partially Stripped Lower Receiver Kit Built for serious AR enthusiasts and trusted by professionals worldwide, the Knight’s Armament SR-15 IWS Partially Stripped Lower Receiver BLEM delivers the premium engineering and...$725.00 -
Out of StockOn Sale
Atrius Development Ambidextrous Forced Reset Selector - G-LEVER - OPEN BOX
Atrius Development Group
MSRP: $249.00Now: $237.99Was: $249.00Atrius Development Ambidextrous Forced Reset Selector - G-LEVER - OPEN BOX The Atrius Development Group G-LEVER Forced Reset Selector (FRS) is a next-generation control upgrade engineered for shooters who demand faster manipulation, enhanced control, and...MSRP: $249.00Now: $237.99Was: $249.00 -
Out of Stock
Primary Weapons System MK1 MOD 2-M Complete Lower Receiver
Primary Weapons Systems
MSRP: $679.95$629.95Primary Weapons System MK1 MOD 2-M Complete Lower Receiver The PWS MK1 MOD 2-M Complete Rifle Lower sets a new standard in modular AR-15 platform design, delivering a rugged, ambidextrous foundation built for adaptability, control, and long-term...MSRP: $679.95$629.95 -
TRIARC Systems Mil-Spec AR15 Bolt Carrier Group - 5.56 / 300 BLK - Black Nitride
TRIARC Systems
$189.99TRIARC Systems Mil-Spec AR15 Bolt Carrier Group - 5.56 / 300 BLK - Black Nitride Precision-machined from case hardened steels and protected with a slick Black Nitride finish, this bolt carrier group offers enhanced corrosion resistance, reduced friction,...$189.99 -
Out of Stock
TRIARC Systems TSR-15S Upper Receiver Assembly - 5.56 NATO 12.5" TRACK 2.0 Barrel - HIR-265 FDE Non-IR Cerakote
TRIARC Systems
$1,010.00TRIARC Systems TSR-15S Upper Receiver Assembly - 5.56 NATO12.5" TRACK 2.0 Barrel - HIR-265 FDE Non-IR Cerakote Designed around TRIARC Systems’ proprietary technologies, the TSR-15S URA is purpose-built to enhance accuracy, optimize gas efficiency,...$1,010.00 -
Out of Stock
TRIARC Systems TSR-15S Upper Receiver Assembly - 5.56 NATO 13.9" TRACK 2.0 Barrel - HIR-265 FDE Non-IR Cerakote
TRIARC Systems
$1,025.00TRIARC Systems TSR-15S Upper Receiver Assembly 5.56 NATO13.9" TRACK 2.0 Barrel - HIR-265 FDE Non-IR Cerakote Designed around TRIARC Systems’ proprietary technologies, the TSR-15S URA is purpose-built to enhance accuracy, optimize gas efficiency,...$1,025.00 -
Hammer Creek AR9SD Integrally Suppressed Complete Upper Receiver
Hammer Creek
MSRP: $2,199.99$1,979.99Hammer Creek AR9SD Integrally Suppressed Complete Upper Receiver Experience next-level suppressed PCC performance with the AR9SD PCC Suppressor Complete Upper — a revolutionary integrally suppressed 9mm system engineered for maximum sound...MSRP: $2,199.99$1,979.99 -
Sig Sauer - MCX-SPEAR LT 9" AR CONVERSION KIT - 300BLK - IR FDE
Sig Sauer
$1,699.99Sig Sauer, MCX-Spear LT, Complete Upper Receiver, 300 Blackout, 9" Threaded Barrel, 5/8X24 Thread Pitch, Fits AR-15 Lower Receivers, Anodized Finish, Flat Dark Earth, Includes Charging Handle and Bolt Carrier Group, 3-Prong/SIG Suppressor QD Muzzle...$1,699.99 -
Sig Sauer - MCX-SPEAR LT 6.75" AR CONVERSION KIT - 300BLK - BLACK
Sig Sauer
MSRP: $1,799.99$1,799.00SIG MCX-SPEAR LT 6.75" AR CONVERSION KIT 300BLK-BLACK This complete kit will convert any MIL-SPEC AR-15/M4 Lower into the top-performing MCX-SPEAR LT. Included items: Complete 6.75" 300BLK upper assembly includes our removable 3-prong flash-hider ready...MSRP: $1,799.99$1,799.00 -
TRIARC Systems .750 Easy Pin AR15 / AR10 Gas Block
TRIARC Systems
$59.95TRIARC Systems .750 Easy Pin AR15 / AR10 Gas Block Upgrade your AR platform with the TRIARC Easy Pin Gas Block — a precision-engineered solution designed to eliminate the frustration of traditional gas block pinning. Built for reliability,...$59.95 -
Proof Research Pre-Fit Barrel AR-Type - 338 ARC - 12" Carbon Fiber Threaded Barrel
Proof Research
MSRP: $1,149.00$999.99Proof Research Pre-Fit Barrel AR-Type - 338 ARC - 16" Carbon Fiber Threaded Barrel Experience next‑level precision and reliability with the PROOF Research Pre‑Fit 12" Carbon Fiber Barrel for AR‑Type rifles in 338 ARC—engineered for shooters who...MSRP: $1,149.00$999.99