AR-15 parts and upgrades from Bravo Company, Magpul, Radian Weapons, Geissele Automatics, Spikes Tactical, Midwest Industries, Daniel Defense, Troy Industries, KNS and Yankee Hill Machine.
Shop by component, from handguards, barrels and uppers to bolt carrier groups, triggers, stocks and charging handles, and check each product's fit notes for your build.
Products List
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Magpul Polymer Trigger Guard AR15/M4
Magpul$4.95The Magpul MOE Trigger Guard is a polymer replacement trigger guard for AR-15 / M4 lowers, with an enlarged opening that makes room for a gloved trigger finger. Features Enlarged trigger guard... -
Spikes Tactical Billet Upper GEN II
Spikes Tactical$244.95The Spike's Tactical Gen II billet upper is machined from 7075-T6 aluminum with weight-saving pockets and comes with the forward assist and ejection port door installed. Features Machined from... -
Troy Industries Enhanced Drop-In Battlerail 9" AR-15 Black
Troy Industries$149.95The Troy Industries Enhanced Drop-In BattleRail replaces factory mid-length AR-15 plastic handguards with a four-rail aluminum system. Its clamping design gives a solid mounting platform for optics... -
Bravo Company Low Profile Gas Block .625
Bravo Company (BCM)$44.95The BCM Low Profile Gas Block .625 is a steel, set-screw gas block for AR-15 barrels with a .625 in. gas block journal, common on lightweight and pencil profile barrels. Its low profile fits under... -
Magpul B.A.D. Lever - Battery Assist Device AR15/M4
Magpul$28.95The Magpul B.A.D. Lever attaches to the AR bolt catch so you can lock and release the bolt with your trigger finger from the ready position, without entering the trigger guard.FeaturesLock or release... -
Troy Ind. Alpha Rail 7.2" For AR15/M4
Troy Industries$109.95The Troy Industries Alpha BattleRail is a free-float AR-15 handguard built on the TRX Extreme design, with a low-profile locking mechanism and vented Alpha holes that help it run cool. This 7.2 in... -
TangoDown BattleGrip BG-18
TangoDown$20.49The TangoDown BattleGrip BG-18 uses a reduced 11 degree grip angle and extended backstrap that suits upright stances, precision rifles and short carbines. Features Reduced angle grip form at 11... -
Spikes Tactical Heavy Tungsten Buffer ST-T2
Spikes Tactical$35.95The Spike's Tactical ST-T2 is a 4 oz H2 carbine buffer that uses sliding solid tungsten weights to tame overgassing and bolt bounce. Features Sliding solid tungsten weights reduce bolt bounce and... -
Bravo Company Charging Handle 5.56 MOD 3 (Large) Latch
Bravo Company (BCM)$19.95MSRP: $29.99The BCM Gunfighter Charging Handle with the Mod 3 large latch gives the AR-15 an extended, easy-to-grab latch with a built-in backstop that keeps charging force off the roll pin. It suits shooters... -
Bravo Company BCM QRF-9 Quad Rail Free Float Handguard 9" AR-15
Bravo Company (BCM)$211.95MSRP: $225.00The BCM QRF-9 is a 9 in. free-float quad rail handguard for the AR-15 with full-length MIL-STD-1913 Picatinny rails on all four sides. It is built for shooters who want maximum rail space for lights,... -
Spikes Tactical Ejection Port Door Zombie Killer
Spikes Tactical$9.49A mil-spec AR-15 ejection port door laser engraved with the Spike's Tactical Zombie Killer design, for a little personality on your upper. Features Laser engraved Zombie Killer designMil-spec... -
Daniel Defense Buttstock For AR15/M4
Daniel Defense$69.99The Daniel Defense collapsible buttstock fits mil-spec AR-15 receiver extensions tightly for a repeatable cheek weld, with interchangeable buttpads and ambidextrous QD sling points... -
KNS Turned Lower Parts Kit
KNS Precision$20.00The KNS Precision Turned Lower Parts Kit replaces the common pins and detents in an AR-15 lower receiver with parts turned (machined) by KNS Precision. It is a straightforward way to replace worn or... -
Midwest Industries Two Piece Free Float Handguard 9" AR15 Black
Midwest Industries$183.95The Midwest Industries Gen2 two-piece free-float handguard is a 9 in mid-length quad rail that installs on the factory barrel nut after removing the delta ring, with no barrel removal... -
KNS PERMA Firing Pin Retaining Pin For AR15/M4
KNS Precision$10.00The KNS Precision PERMA Pin is a solid, machined firing pin retaining pin that replaces the split cotter pin in a mil-spec AR-15 bolt carrier group, making the firing pin quicker to remove and... -
Bravo Company SOPMOD Bolt Upgrade / Rebuild Kit
Bravo Company (BCM)$29.95The BCM SOPMOD Bolt Upgrade / Rebuild Kit replaces the wear parts of an AR-15 bolt, based on the SOPMOD bolt upgrade package. It refreshes a high-round-count bolt and makes a compact field spares kit... -
Bravo Company BCM QRF-12 Quad Rail Free Float Handguard 12" AR-15
Bravo Company (BCM)$224.95MSRP: $240.00The BCM QRF-12 is a 12 in. free-float quad rail handguard for the AR-15 with full-length MIL-STD-1913 Picatinny rails on all four sides. It is built for shooters who want maximum rail space for... -
Bravo Company BCM Gunfighter Stock MOD 1 SOPMOD For AR15/M4
Bravo Company (BCM)$69.95The BCM Gunfighter Stock Mod 1 SOPMOD adds a toe storage compartment and a built-in rubber butt pad to the SOPMOD-profile Gunfighter stock. It fits mil-spec carbine tubes as well as longer mil-spec... -
Spikes Tactical Standard Lower Parts Kit For AR15/M4
Spikes Tactical$75.95The Spike's Tactical Standard Lower Parts Kit has the parts to complete an AR-15 lower, built to better than mil-spec fit and finish. Features Rounded hammer that works with all calibersStainless... -
Yankee Hill Dust Cover Assembly Marked .300 BLK
Yankee Hill Machine$9.95This Yankee Hill Machine ejection port dust cover assembly is laser-marked .300 BLK so you can identify an upper's caliber at a glance and avoid mixing up magazines or ammunition... -
Troy Ind. HK Style Folding Front Sight Black
Troy Industries$99.00The Troy Industries HK-style front folding BattleSight puts an HK-style hooded front post on a Picatinny rail. It sets the sight at factory height and folds out of the way with a button press when... -
Knights Armament 3.1 URX Forend Assembly 13.5"
Knight's Armament$301.14The Knight's Armament URX 3.1 Forend Assembly is a 13.5 in free-floating, fully modular replacement forend for SR-25 pattern rifles. Short Picatinny sections at the front and rear replace a full quad... -
Magpul Enhanced Rubber Butt-Pad 0.70"
Magpul$18.95The Magpul Enhanced Rubber Butt-Pad, 0.70 in. is a thicker, vented replacement butt-pad for Magpul carbine stocks that improves shoulder purchase and reduces felt recoil.FeaturesThicker, vented... -
TangoDown BattleGrip Flip Grip Black
TangoDown$50.00The TangoDown BattleGrip Flip Grip switches between a raked 24 degree angle and a true vertical position without tools, so one grip covers offhand, prone and vehicle shooting. Features Two grip...
