Firearm Parts
Enhance your shooting experience with our extensive range of firearm accessories, designed to improve performance, safety, and customization for all types of firearms. From scopes, sights, and mounts to holsters, cleaning kits, and magazines, we offer high-quality products from trusted brands to suit every need. Whether you’re a competitive shooter, a hunting enthusiast, or a responsible gun owner, our accessories are perfect for upgrading your firearm's functionality and ensuring optimal maintenance. Shop now for competitive prices and fast shipping on essential firearm accessories.
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Colt M5 / 6940 Series Barrel Nut
Colt
$69.00Factory Colt barrel nut for M5, ACC-M and 6940 series rifles.$69.00 -
On Sale
Heckler & Koch MP5 9mm SMG Complete Parts Kit
Heckler & Koch
$1,500.00 - $1,600.00HK German MP5 9mm Used Parts Kit Complete - Without Receiver. Trigger pack included will vary, NO guarantee which trigger pack you will receive All MP5 Kits: • HK 3-Lug MP5 Barrel - cold hammer...$1,500.00 - $1,600.00 -
Out of Stock
Knights SR15 KS3 5.56mm Upper Receiver Assembly | 11.5" Barrel
Knights Armament
$2,199.00The Knights Armament SR15 KS3 features a 11.5” cold hammer forged, chrome lined, 5.56mm NATO light profile barrel for higher volumes of fire. URX 6 handguard. An E3.2 round-lug bolt design both...$2,199.00 -
On Sale
Magpul MOE M-LOK Forend for Mossberg 590/590A1 Shotguns
Magpul
MSRP: $29.95Now: $20.00Was: $28.45The MOE M-LOK Forend is a drop-in replacement for the Mossberg 590/590A1* 12ga shotguns, featuring an extended length and front/rear hand stops for improved weapon manipulation. Now updated with...MSRP: $29.95Now: $20.00Was: $28.45 -
On Sale
Mesa Tactical Receiver Mount Sling Adapter Loop for Remington 870
Now: $12.00Was: $18.49Using a shotgun's rear trigger group pin as an anchoring point, these aluminum sling swivels can be easily attached with their included hardware. Three styles are available: a hook loop for HK-style...Now: $12.00Was: $18.49 -
Out of StockOn Sale
Beretta 92 / 96 Firing Pin
Beretta
Now: $11.99Was: $29.99Genuine Beretta factory Firing Pin for the 92 and 96 series. This is an original OEM part manufactured by Beretta to exact factory specifications and quality standards, ensuring proper fit, function,...Now: $11.99Was: $29.99 -
$19.95 -
On Sale
Colt 6944 5.56mm Monolithic Upper Receiver Assembly | 14.5" Barrel
Colt
Now: $1,109.00Was: $1,299.00The Colt LE6944CK Monolithic Upper Receiver Assembly feature's Colt's new monolithic upper receiver. In addition to an uninterrupted full-length front rail, this upper receiver allows for a...Now: $1,109.00Was: $1,299.00 -
On Sale
Colt 9mm AR15 Conversion Block Roll Pin
Colt
Now: $2.99Was: $4.99Colt AR-15 / SMG Roll Pin, Conversion Adapter Spring, 9mm P/N: 95218 Factory Colt roll pin for the 9mm magazine conversion adapter. These are the pins that retain the conversion adapter in the AR...Now: $2.99Was: $4.99 -
Colt M16/M16A1 Windage Drum Pin
Colt
$3.00Rear Sight - M16 & M16A1 (Also early M4's/AR's)This pin holds the windage drum to the windage screw Colt Part # 95101 Sold Individually$3.00 -
On Sale
Midwest Industries MCTAR-01G2 Tactical Light Mount – Dual Picatinny Rails & QD Sling Sockets for AR-15/M4/M16 A2 Front Sight Base
Now: $7.50Was: $38.95The Midwest Industries MCTAR-01G2 Tactical Light Mount is a rock-solid solution for adding weapon lights, lasers, or other accessories to AR-platform rifles equipped with a standard A2 front sight...Now: $7.50Was: $38.95 -
Out of Stock
Colt AR15/SMG 9mm Upper Receiver Assembly | 10.5" Barrel
Colt
$799.00The Colt LE6991CK Upper Assembly is utilized on the R0911 SMG model submachine gun. This upper receiver allows for a free-floated barrel and also features a gas-block mounted fixed front sight post...$799.00 -
Out of Stock
Knight Armament SR16 Mod 2.1 5.56mm Upper Receiver/Suppressor Package | 11.5" Barrel
Knights Armament
$3,999.00First commercial release of the Knights Armament 11.5” SR-16 Mod 2.1 suppressed upper receiver kit! The 10.75” KAC FF RAS 5 handguard was developed for use on SR-16 platforms, specifically...$3,999.00 -
Out of Stock
Knights SR15 5.56mm Lower Receiver Assembly
Knights Armament
$1,500.00The Knights Armament SR15 Lower Receiver Assembly features an ambidextrous bolt release, selector lever, and magazine release, offering left-handed users the ergonomic advantages inherent to...$1,500.00 -
Magpul MOE® Enhanced Trigger Guard, Polymer – AR15/M4
Magpul
MSRP: $9.95$9.45The MOE (Magpul Original Equipment) Enhanced Trigger Guard is a polymer drop-in replacement for the AR15 / M4 weapons platform. This upgraded trigger guard is easily installed without the use of...MSRP: $9.95$9.45 -
Out of StockOn Sale
Matech Back-Up AR15 Rear Sight
MaTech
Now: $99.00Was: $124.99Current U.S. Army standard-issue backup rear sight for M4 carbines and M16A4 rifles flips up instantly at the touch of your thumb when primary sight fails or tactical situation makes iron sights...Now: $99.00Was: $124.99 -
SIG P365 9mm Threaded Barrel | 3.7" LCI
Sig Sauer
$168.50Factory SIG P365 replacement threaded barrel designed and tested thoroughly for the P365 chambered in 9mm with a 3.1" slide assembly. Works on P365 and P365-X slides. Includes a thread protector cap...$168.50 -
Colt AR15 Ejection Port Cover Hinge Pin
Colt
$4.99Colt AR-15 Ejection Port Cover Hinge Pin SP61658 Factory Colt SP61658 Ejection Port Cover Hinge Pin. This pin secures the ejection port (dust) cover to the upper receiver on Colt AR-15, M16, and M4...$4.99 -
On Sale
Colt M5 5.56mm Upper Receiver Assembly | 14.5" Barrel
Colt
Now: $849.99Was: $999.00Colt CM556-14H-CK Upper Assembly The Colt CM556-14H-CK Upper Assembly is used on the M5 Carbine series of rifles. Maximum performance and ergonomics are at the forefront of the M5's design; utilizing...Now: $849.99Was: $999.00 -
Out of Stock
Heckler & Koch MP5, HK94 Recoil Spring
Heckler & Koch
MSRP: $69.95$39.95H&K MP5 & HK94 Recoil Rod Assembly HK German MP5 and HK94 recoil rod assemblies come complete with rod, spring, nylon rings, end caps, and rivets installed. Compatible With: MP5, HK94MSRP: $69.95$39.95 -
Out of StockOn Sale
Heckler & Koch MP5/SP5 Cocking Tube End Cap
Heckler & Koch
Now: $9.00Was: $39.99Original German Heckler & Koch cocking tube end cap for the MP5/SP5/HK94Now: $9.00Was: $39.99 -
Out of Stock
Knights SR15 KS1 5.56mm Upper Receiver Assembly | 13.7" Barrel
Knights Armament
$2,199.00The Knights Armament SR15 KS1 features a 13.7” cold hammer forged, chrome lined, 5.56mm NATO heavy profile dimpled barrel for higher volumes of fire. It features a proprietary mid-length gas system...$2,199.00 -
Out of StockOn Sale
Magpul MLOK Type2 Rail Covers
Magpul
MSRP: $11.95Now: $11.00Was: $12.30Magpul MLOK Type 2 Rail Covers are low-profile, two-piece covers that install directly onto most M-LOK aluminum hand guards (non-polymer). This pack of six M-LOK covers is non-orientation specific,...MSRP: $11.95Now: $11.00Was: $12.30 -
$168.50 -
$36.00 -
Out of Stock
$65.50 -
Out of StockOn Sale
AU 7" Drop-In AR15/M4 Carbine Length Quad Rail
AU
MSRP: $100.00Now: $69.00Was: $75.00The AU 7" Drop-In Carbine Length Quad Rail is a high quality 2-piece picatinny forend replacement for all mil-spec AR15/M4 carbine length plastic hand guards. They mount exactly like the factory hand...MSRP: $100.00Now: $69.00Was: $75.00 -
On Sale
Colt 1911 Grip Screw for Government 70 Series
Now: $7.50Was: $7.99Factory Colt 1911 Grip Screw for Government 70 Series pistolsNow: $7.50Was: $7.99 -
On Sale
Colt 1911 Polymer Mainspring Housing for Government Series
Now: $9.00Was: $12.95Factory Colt 1911 flat blue polymer mainspring housing for government seriesNow: $9.00Was: $12.95 -
Out of StockOn Sale
Colt AR15/M4 Carbine Upper Receiver Assembly
Colt
Now: $150.00Was: $179.99Factory Colt upper receiver assembly to build your AR15, M16 or M4. Compatible with all mil-spec AR15/M4/M16 lower receivers. Includes forward assist assembly, and ejection port cover. Manufactured...Now: $150.00Was: $179.99 -
Out of Stock
Colt M4A1 5.56mm Upper Receiver Assembly | 14.5" Barrel + Pin & Weld to 16"
Colt
$999.00The Colt M4A1 SOCOM Upper Receiver Assembly feature's Colt's upper receiver. In addition to an uninterrupted full-length front rail, this upper receiver allows for a free-floated barrel with standard...$999.00 -
On Sale
Colt M5 Ambi Bolt Catch Spring
Now: $2.00Was: $2.95Factory Colt ambidextrous bolt catch spring for M5 rifle series.Now: $2.00Was: $2.95 -
On Sale
Heckler & Koch HK21E 7.62mm NATO Blank Firing Barrel
Heckler & Koch
Now: $599.00Was: $999.00Factory original German production Heckler & Koch HK21E 7.62mm NATO blank firing barrel from German military surplus. Fully functional, surplus grade, aesthetic condition varies. Production date...Now: $599.00Was: $999.00 -
Heckler & Koch MP5K/SP5K Rear Sight Drum & Base
Heckler & Koch
$119.00Heckler & Koch MP5K & SP5K Rear Sight Drum & Base$119.00 -
On Sale
9-Inch Quad Rail Handguard for HK416
Heckler & Koch
Now: $222.00Was: $499.00Heckler & Koch–pattern free-float quad rail for HK416, HK416A5, M27, MR223 and MR556 rifles. Approximately 9.5" overall. Four-sided MIL-STD-1913 Picatinny rail at 12, 3, 6, and 9 o’clock. Side window...Now: $222.00Was: $499.00 -
Colt M7 / 901 Series Barrel Nut
Colt
$69.00Factory Colt barrel nut for M7, ACC-M and 901 series rifles.$69.00 -
H&K Roller For Bolt Head 8.00mm - Standard - USED
Heckler & Koch
$6.00H&K Roller For Bolt Head 8.00mm - Standard - USED$6.00 -
On Sale
Harris Bipod Mounting Adapter #6A for American Rails 5/16"
Harris Engineering
Now: $8.00Was: $11.95The Harris Bipod Mounting Adapter #6A is a Stud Bipod Adapter for American Rails size 5/16". SKU: HB-6ANow: $8.00Was: $11.95 -
On Sale
Knights SR25 K6 6.5 Creedmoor Upper Receiver Assembly | 16" Barrel
Knights Armament
Now: $3,146.40Was: $3,312.00Now: $3,146.40Was: $3,312.00 -
Out of StockOn Sale
Mesa Tactical Pocket Sling Loop for Remington Stock Adapters
Now: $12.00Was: $18.49All our telescoping stock adapter designs for the Remington 870, include a pocket between the adapter and the shotgun receiver that accepts steel sling sloops or hook loops. These sling mounts are...Now: $12.00Was: $18.49