AR-15 Parts
Shop our extensive inventory of AR-15 parts and modern sporting rifle (MSR) components. From fully assembled MIL-SPEC upper receivers and enhanced lower parts kits to free-float M-LOK handguards and ambidextrous controls, we carry the critical components required for duty, defense, and custom builds.
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Out of stock
KAC Knights Armament Company - URX6 Tool Kit for SR-25/SR-15 #122659
Knights Armament Company
$702.24The tool kit includes 5.56/762 URX6 Handguard Wrench, 5.56 URX6 barrel nut removal wrench, 7.62 URX6 barrel nut removal wrench, KAC knightstick, gas block puller, buttstock wrench, gas block wrench, and gas tube wrench.$702.24 -
LMT Defense MRP-L MLOK 7.25" Upper Receiver & 300BLK Barrel 8.25" Bundle L7NX1A-L7BX1B
LMT Defense
$1,444.50The LMT Defense MRP-L M-LOK 7.25" Upper Receiver & .300 Blackout 8.25" Barrel Bundle (L7NX1A-L7BX1B) is the ultimate ultra-compact .300 BLK package — combining LMT's most compact MRP-L upper receiver chassis with the purpose-designed 8.25" .300...$1,444.50 -
LMT Defense MRP-L M-LOK 9.25" "Grenadier" Upper Receiver L7SXG1A
LMT Defense
$940.50The LMT Defense MRP-L M-LOK 9.25" "Grenadier" Upper Receiver (L7SXG1A) is LMT's newest 2026 MRP-L upper receiver, purpose-designed for under-barrel launcher integration and versatile accessory mounting. The "Grenadier" name comes from the full-length...$940.50 -
LMT Defense MRP-L M-LOK 9.25" "Hybrid" Upper Receiver L7SX1A
LMT Defense
$940.50The LMT Defense MRP-L M-LOK 9.25" "Hybrid" Upper Receiver (L7SX1A) is LMT's newest 2026 addition to their Monolithic Rail Platform lineup — a versatile carbine-length upper designed for both piston and direct impingement operation. The "Hybrid"...$940.50 -
Out of stock
Criterion CORE Series 300 AAC Blackout AR-15 Barrel 10.5" #300B-10CR3
Criterion
$329.99The Criterion CORE Series is an ideal pairing for the versatile .300 AAC Blackout cartridge. The modern taper improves on government contours, eliminating harsh diameter variations and adding material where it is needed the most. The CORE Series’...$329.99 -
FCD Forward Controls Design Bolt Carrier Group Serrated SBCG-N-S
Forward Controls Design, Inc
$220.00The Forward Controls Design Bolt Carrier Group — Serrated (SBCG-N-S) is FCD's Secure-Staking BCG with nitride finish and serrated texture on the bolt carrier body. The SBCG-N-S (Secure-Staking BCG, Nitride, Serrated) uses FCD's proprietary secure-staking...$220.00 -
FCD Forward Controls Design Bolt Carrier Group Dimpled SBCG-N-D
Forward Controls Design, Inc
$220.00The Forward Controls Design Bolt Carrier Group — Dimpled (SBCG-N-D) is FCD's Secure-Staking BCG with nitride finish and dimpled texture machined into the bolt carrier body. The SBCG-N-D (Secure-Staking BCG, Nitride, Dimpled) uses FCD's proprietary...$220.00 -
Ruger 10/22 Stripped Aluminum Receiver VCSCU-0130
Ruger
$65.00This is a new Ruger factor stripped aluminum receiver compatible with 10/22 pattern firearms. Black Stripped Made in the USA Note: These are stripped receivers so they will not come with any internal components. Being a serialized item, an...$65.00 -
FCD Forward Controls Design 5.56 Bolt Catch Dimpled ABC/R v3 AA
Forward Controls Design, Inc
$58.90The Forward Controls Design ABC/R v3 Dimpled 5.56 Bolt Catch (ABC/R v3 AA) is the dimpled-texture (all-around/AA) variant of FCD's ABC/R v3 Augmented Bolt Catch for AR-15/M16 receivers. The all-around dimpled texture provides maximum tactile feedback...$58.90 -
Out of stock
FCD Forward Controls Design Ambidextrous Charging Handle LPVO #ACF-L
Forward Controls Design, Inc
$118.75This is a new FCD (Forward Controls Design) Ambidextrous Charging Handle. ACF-L is an AR15/M16 ambidextrous charging handle based on our ACF. Whereas with the ACF, we kept the T handle nearly the same length as that of the TDP...$118.75 -
Magpul Industries M-LOK Aluminum 3 Slot Rail Section MAG580-BLK
Magpul Industries
$18.00The Magpul M-LOK Aluminum Rail Section — 3 Slot (MAG580-BLK) is Magpul's precision-machined aluminum Picatinny rail section for M-LOK compatible handguards. The 3-slot rail section installs directly into any M-LOK slot and provides three (3) MIL-STD-1913...$18.00 -
Dead Air Armament Key Mount Muzzle Brake 45 Caliber 5/8x24 DA161
Dead Air Armament
$75.00The Dead Air Key Mount Muzzle Brake (DA161) in .45 caliber with 5/8x24 thread pitch is a precision-machined muzzle device that combines functional recoil reduction with Dead Air's KeyMo quick-detach suppressor mounting capability. Designed for .45 ACP...$75.00