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 stockOn Sale
Fostech Origin-12 SBS Complete Upper Receiver - 12GA 7009
Fostech
Now: $920.00Was: $1,197.13Fostech Origin 12 SBS Barrel Assembly. Complete upper receiver for your Fostech Origin 12 shotgun. Features a 9.75" barrel and is perfect for your SBS build. Fostech Origin 12 SBS Barrel...Now: $920.00Was: $1,197.13 -
Out of stock
Heckler & Koch Picatinny Accessory Rail G36/SL8 - #702390
Heckler & Koch
$69.00Fits the SL8 and G36 full-size forearms. This item is just over 6" in overall length and is made from aircraft-grade aluminum. Comes with the screws needed for installation. From the center of the...$69.00 -
Radian Weapons - Talon Ambidextrous Safety Selector - R0018
Radian Weapons
$59.95The Talon ambidextrous safety selector is a modular design that can be installed as a standard 90 degree or as a 45 degree short throw by simply rotating the shaft 180 degree inside the lower...$59.95 -
Out of stockOn Sale
Knight's Armament - 5 Rib Rail Panel - Black - #97167
Knights Armament Company
Now: $26.59Was: $27.99KAC’s iconic Ribbed Rail Panels have seen use all over the globe on US military M4 Carbines. The lightweight polymer panels are ribbed for an enhanced grip, and help insulate the support hand from...Now: $26.59Was: $27.99 -
Out of stockOn Sale
Knight's Armament - 7.62 QDC Open Brake Kit - 3/4"-24 TPI - #115992
Knights Armament Company
Now: $370.32Was: $389.81KAC- Knight's Armament 7.62 QDC OPEN BRAKE KIT, 3/4"-24 TPI (115992) The 7.62 QDC OPEN BRAKE KIT, 3/4"-24 TPI, developed for 7.62/6.5 platforms. It accepts KAC’s QDC line of sound suppressors,...Now: $370.32Was: $389.81 -
Knight's Armament - Rib Rail Panel - 95047
Knights Armament Company
MSRP: $27.99$26.74The Knight's Armament Rib Rail Panel (KAC PN: 95047) is KAC's ribbed polymer rail panel for covering unused slots on KAC RAS (Rail Adapter System) Picatinny quad-rail handguards. The rib design...MSRP: $27.99$26.74 -
Out of stock
Knight's Armament - Rubberized Thumb Rest - 30537
Knights Armament Company
$23.76The Knight's Armament Rubberized Thumb Rest (KAC PN: 30537) is KAC's soft-touch rubberized thumb rest for installation on MIL-STD-1913 Picatinny rail sections on KAC handguards and upper receivers...$23.76 -
Out of stock
Knight's Armament - Combat Trigger Guard Kit - KM20491-1
Knights Armament Company
$49.93The KAC Combat Trigger Guard is enlarged for use with gloves or for shooters with large hands. It is compatible with most mil-spec AR-15 lower receivers, but may require slight fitting in some...$49.93 -
Knight's Armament - JAMR - 111789
Knights Armament Company
$455.99The Knight's Armament JAMR (KAC PN: 111789) is KAC's Joint Assault Machine gun Rail — an accessory rail system designed for use with the M249 SAW (Squad Automatic Weapon) and other crew-served light...$455.99 -
Out of stock
Glock 17/34 OEM 33rd. Olive Drab Magazine - 47462
Glock
$40.00Each GLOCK magazine is constructed from a hardened steel insert encased in high tech polymer to protect the magazine and prevent deformation, even when dropped from a great height. The high quality...$40.00 -
Out of stock
Daniel Defense - DDMK18 URG 5.56x45mm NATO Complete AR-15 Upper Receiver - 23-004-08013-011
Daniel Defense
$1,454.00Use what THEY use. The Daniel Defense MK18 Upper Receiver Group features the railed forend Daniel Defense currently provides to USSOCOM and a 10.3" Cold Hammer Forged Barrel. The MK18 Rail...$1,454.00 -
Knights Armament - Free Float Rifle RAS - 21318
Knights Armament Company
$452.52The Knight's Armament Free Float Rifle RAS (KAC PN: 21318) is KAC's free-float Rifle-length Rail Adapter System for AR-15/M16 pattern rifles. The KAC RAS (Rail Adapter System) provides full-length...$452.52