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- KAK Industry 9mm NATO Melonite Barrels
- 224 Valkyrie
- 224 Valkyrie Rifles
- 2A Armament AR 22LR Steel Feed Translucent Smoke Magazines
- 308 Hunting Build
- 458 SOCOM BUILD
- 6 5 Grendel
- ACSS Optics
- AK 47
- AK 47 Complete Guns
- AK 47 Grips
- AK 47 Magazines
- AK 47 Muzzle Devices
- AK 47 Optic Mounts
- AK 47 Parts
- AK 47 Rails & Handguards
- AK 47 Stock Component
- AK 47 Stocks
- AK 47 Triggers
- AR 15
- AR 15 Barrels
- AR 15 Bolt Carriers
- AR 15 Buffer Springs
- AR 15 Buffers
- AR 15 Charging Handles
- AR 15 Complete Guns
- AR 15 Gas Blocks
- AR 15 Grips
- AR 15 Lower Parts
- AR 15 Lower Receivers
- AR 15 Magazine Releases
- AR 15 Magazines
- AR 15 Muzzle Devices
- AR 15 Part Kits
- AR 15 Pistol Arm Braces
- AR 15 Pistols
- AR 15 Rails & Handguards
- AR 15 Receiver Sets
- AR 15 Rifle Kits
- AR 15 Stock Component
- AR 15 Stocks
- AR 15 Triggers
- AR 15 Upper Parts
- AR 15 Upper Receivers
- AR 308
- AR 308 Barrels
- AR 308 Bolt Carriers
- AR 308 Complete Guns
- AR 308 Gas Blocks
- AR 308 Grips
- AR 308 Lower Parts
- AR 308 Lower Receivers
- AR 308 Magazines
- AR 308 Muzzle Devices
- AR 308 Parts
- AR 308 Pistol Arm Braces
- AR 308 Rails & Handguards
- AR 308 Stock Component
- AR 308 Stocks
- AR 308 Triggers
- AR 308 Upper Parts
- AR 308 Upper Receivers
- AR15 Trigger Guards
- AimSports AK Handguards
- All AK Triggers
- Ammunition
- Ammunition Storage Components 10 Round Magazines
- Ammunition Storage Components 5 Round Magazines
- Apparel
- B5 Systems Type 23 P Grips
- Barnes VOR TX 300 BLK Ammunition
- Barrels Under 100 Dollars
- Batteries
- Bipods
- Black Hills Ammunition
- Bravo Company Mfg BCMGUNFIGHTER Compensators
- Bravo Company Mfg Compensators
- Breitbart Exclusive Sale
- Build Your Lower
- Bundles
- CMMG AR9 Lower Receivers
- Century International Arms AK Rifles
- Clearance
- Complete Handguns
- Complete and Barreled Uppers
- Daniel Defense Furniture Sets
- Daniel Defense Pistol or Vertical Grips
- Diamondhead Polymer Sighting Systems
- Federal American Eagle 556 NATO Ammunition
- Firearms
- Firearms Handguns
- Firearms Lower Receivers
- Firearms Receiver Sets
- Firearms Rifle Style Pistols
- Firearms Rifles
- Firearms Shotguns
- First Aid
- Gas Blocks
- Ghost Inc Products
- Gift Ideas Under 100 Dollars
- Gift Ideas Under 25 Dollars
- Gift Ideas Under 50 Dollars
- Gifts Under 100
- Gifts Under 50
- Glock Magazines
- Grips
- Gun Parts
- Handguards Under 100 Dollars
- Handgun Magazines
- Handguns
- Handguns Barrels
- Handguns Grips
- Handguns Holsters and Mag Carriers
- Handguns Laser Sights
- Handguns Magazine Accessories
- Handguns Magazines
- Handguns Magazines1
- Handguns Parts
- Handguns Red Dot Mounts
- Handguns Sights
- Handguns Triggers and Assemblies
- Handguns Weapon Lights
- Harris Bipods
- Hera Arms CQR Grips
- High Speed Gear OWB Holsters
- IWI Galil ACE Pistols
- KynSHOT Precision Carbine Recail Dampers
- Lancer Systems 20 Round 300 BLK Magazines
- Leapers UTG ITA Micro Dots
- Leapers UTG PRO 2 Tone Handguards
- Lights and Lasers
- MWG Magazines
- Magazines
- Magnifier Mounts
- Magpul 2nd Generation MS3 Single QD Slings
- Magpul AFG Angled Fore Grips
- Magpul AK Magazines
- Magpul GLOCK Enhanced Magazine Wells
- Magpul Glock Magazines
- Magpul MBUS Pro Sights
- Magpul MIAD 1st Generation Grips
- Magpul MLOK MVG Vertical Grips
- Magpul MOE Fixed Carbine Stocks
- Magpul MOE Slim Line Handguards
- Magpul MOE Slim Line MILSPEC Carbine Stocks
- Magpul Magazines
- Magpul PMAG 10 GL9 Magazines
- Magpul PMAG 10 M3 Generation Magazines
- Magpul Type 1 or Type 2 Rail Covers
- Magpul Vertical Grips
- Magpul XTM Handstop Kits
- Mini-14
- Mission First Tactical California Compliant BATTLELINK Stocks
- Mounts
- Muzzle Devices
- NFA Items
- NFA Items Short Barrel Rifles
- NFA Items Sound Suppressors
- New Arrivals
- Optics
- Other Platforms
- Other Platforms Mini 14
- Other Platforms NFA Short Barrel Rifles
- Other Platforms NFA Sound Suppressors
- Other Platforms Other Rifles
- Other Platforms Shotguns
- PCC Build
- Primary Arms Optics Gold Series
- Red Dot Accessories
- Red Dot Magnifiers
- Red Dot Mounts
- Red Dot Sights
- Red Dots
- Rifle Scopes
- Scope Accessories
- Scope Mounts
- Scope Rings
- Scopes
- Select Anderson Manufacturing 16 inch 556 NATO M4 Uppers
- Select Diamondhead USA VersaRails
- Select Ghost Firearms Pistol Kits
- Select Inforce APL Gen3 400 Lumen Pistol Lights
- Select Radical 16 inch Rifle Kits
- Select Smith and Wesson Bodyguard 380 Sub Compact Handguns
- Select Springfield Armory XD9 Fullsize Handguns
- Select Troy Industries Alpha BattleRails
- Select Troy Rear Folding BattleSights
- Select Vortex Optics Crossfire II Riflescope with Select Mount
- Select Walther PK308 ACP Compact Handguns
- Shooting Gear
- Shotgun Accessories
- Shotgun Pistol Grips
- Sights
- Smith and Wesson Lights
- Spikes Tactical Complete Lowers
- Spikes Tactical Laser Engraved Ejection Doors
- Springfield Armory XD S 9mm Sub Compact 8 Round Handguns
- Stocks Under 60 Dollars
- Strike Industries AK or AR Featureless Grips
- Strike Industries AR Enhanced Castle Nut and Extended End Plates
- Strike Industries AR15 Shift Pins
- Strike Industries Simple Featureless Grips
- Suppressors
- Survival Gear
- Tactical Gear
- Tools and Cleaning Supplies
- Upper Barreled Assemblies
- Upper Complete Assemblies
- VG6 Precision Gamma High Performance Muzzle Brakes
- Veterans Day Deal
- WMD NiB X AR15 Stripped Forged Upper Receivers
- Wholesale Featured Products
- XD S Holsters
- Yankee Hill Machine Phantom Flash Hiders
Primary Arms is your single source for all things relating to the AR-15 and M4. We pride ourselves on having a wide variety of AR-15 parts, firearms, tactical accessories and gear. We carry hundreds of the top leading brands such as Daniel Defense®, CMC, Spikes, Magpul, BCM and many more. Browse through our AR-15 Parts Store for triggers, upper receivers, bolt carriers, gas blocks, lower parts, kits, pistols, sights, grips, rails, handguards, and much more.
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