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
Knight's Armament - M-LOK QD Sling Mount - #32096
Knights Armament Company
$88.51The KAC M-LOK Sling Mount attaches quickly and securely to the URX 4 rail or any other rifle handguard that has a M-LOK interface. The sling mount is compatible with push button sling swivels (sold separately).$88.51 -
Out of stock
Knight's Armament - M-LOK Barrier Stop, Short - #113884
Knights Armament Company
$86.84Aggressive texture for increased traction and stability on most surfaces with integral QD socket.$86.84 -
Out of stock
Knight's Armament - M-LOK Scout Light Mount - #31906
Knights Armament Company
$65.34The KAC M-LOK mount for the SureFire M300 and M600 Scout Lights is a lightweight, direct-attach mounting platform. The mount can be positioned to place the light tight to the handguard at any position from 1:30 to 11:30. Aluminum construction.$65.34 -
Out of stock
Knight's Armament - MWS Rail Bipod Adapter w/ Stud - #98060
Knights Armament Company
$48.03Bipod adaptor that fits any MIL-STD 1913 rail. Designed for installation on the lower rail. Includes QD stud PN: 97030. Model: 98060 Color: Black Weight: 1 lb NSN: 1001-01-468-0350$48.03 -
Geissele Automatics - SD-E Super Dynamic Enhanced 2-Stage Flat Trigger - 05-167
Geissele Automatics
$245.00The Geissele Super Dynamic-Enhanced (SD-E) Trigger featuring an exclusive flat trigger bow, is a finely-tuned two stage trigger providing enhanced trigger control and weapon accuracy while maintaining the robustness and reliability of Geissele’s...$245.00 -
Geissele Automatics - SSA-E Super Sem-Auto Enhanced 2-Stg Curved Trigger - 05-160
Geissele Automatics
$245.00Built on the chassis of the Geissele SSA®, the Super Semi-Automatic Enhanced (SSA-E®) provides enhanced trigger control and weapon accuracy while maintaining the robustness and reliability of Geissele’s combat-proven two-stage trigger. The...$245.00 -
Out of stock
Knight's Armament - Panel Kit URX 3 & 3.1 - #30408-BLK-USED
Used
$200.00This is a used item in excellent condition. The KAC URX 3.1 Long Rail Panel Kit contains a basic assortment of protective panels that bolt directly to a Knight?s Armament URX III or 3.1 handguard. The lightweight polymer panels are textured for a more...$200.00 -
Out of stock
Ruger - Factory Ruger MK IV The Backup Upper 5.5" - #VCSCU-0034
Ruger
$40.00This upper comes equipped with adjustable sights, and its push-button takedown allows for quick and effortless swaps—easier than switching between open sights and an optic. It’s the ideal backup barrel for those who put plenty of .22 LR...$40.00 -
Out of stock
Ruger - Factory Ruger MK IV The Bare Bones Upper 5.5" - #VCSCU-0005
Ruger
$40.00This upper is our most budget-friendly option and a DIY enthusiast’s dream. It offers excellent value for those planning to use an optic or customize their barrel length, provided they have a lathe for the modifications. Brand new No sights (may...$40.00 -
Proof Research - 16" .300BLK LMT MRP Converted Barrel - 100561CONV
Proof Research
MSRP: $1,000.00$780.00The Proof Research 16" .300 Blackout LMT MRP Converted Barrel (100561CONV) is a precision carbon fiber barrel conversion designed to transform LMT MRP (Modular Rail Platform) rifles into .300 Blackout-capable platforms. The 16-inch length provides a...MSRP: $1,000.00$780.00 -
Out of stockOn Sale
Law Tactical - AR-15/M16 Gen3-M Folding Stock Adapter - #99312
Law Tactical
Now: $239.99Was: $269.99Law Tactical's steel adapter enables installation of a folding stock on any AR-15 to create a smaller-profile rifle for easy deployment from a vehicle or transport in non-permissive environments. Works with standard gas impingement OR gas piston system...Now: $239.99Was: $269.99 -
Out of stock
Modern Outfitters - Modern Carbine MC5 Complete Upper Receiver 300BLK - USED
Used
$255.00 - $275.00Police trade-in Modern Carbine MC5 Upper Receivers, 16" 300 Blackout available in Good and Blemished. There's also one in FDE. Modern Carbine™ Forged from 7075-T6 Aluminum and CNC Machined to Mil-Spec Specification with Numbered Indexing Marks and...$255.00 - $275.00