Builds/Brand
Primary Arms AR builds
These are the parts builders picked most often in builds with Primary Arms parts finished on GunPartPicker. At today's lowest prices the median parts list comes to $2,339, and most land between $1,377 and $5,720. The most common caliber is 5.56 NATO.
Median parts total
$2,339
Typical range
$1,377 to $5,720
Top caliber
5.56 NATO
Most chosen parts in builds with Primary Arms parts
- Upper Receiver6%Bravo Company Manufacturing 5.56 NATO Mid-Length Bhf AR-15
- Lower Receiver6%Aero Precision M4E1 Complete Lower Receiver W/MOE SL Grip &
- Barrel5%Ballistic Advantage Hanson Mid Length Barrel 5.56 14.5"
- Handguard11%Midwest Industries Quad Rail AR-15 Handguard
- Bolt Carrier Group17%Bravo Company M16 Bolt Carrier Group Black
- Trigger18%Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
- Charging Handle7%Aero Precision AR-15 Breach Charging Handle Ambidextrous
- Muzzle Device6%Huxwrx 556 QD Flash Hider
- Gas Block16%Wilson Combat AR-15 Lo-Profile Gas Block .750" Black
- Stock6%Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
- Buffer11%CMMG AR-15 Carbine Buffer Assembly
- Pistol Grip8%B5 Systems P-Grip 23 Black Composite
| Slot | Most chosen | Share |
|---|---|---|
| Upper Receiver | Bravo Company Manufacturing 5.56 NATO Mid-Length Bhf AR-15builds | 6% |
| Lower Receiver | Aero Precision M4E1 Complete Lower Receiver W/MOE SL Grip &builds | 6% |
| Barrel | Ballistic Advantage Hanson Mid Length Barrel 5.56 14.5" | 5% |
| Handguard | Midwest Industries Quad Rail AR-15 Handguardbuilds | 11% |
| Bolt Carrier Group | Bravo Company M16 Bolt Carrier Group Blackbuilds | 17% |
| Trigger | Geissele Automatics AR-15 SSA-E X Lightning Bow Triggerbuilds | 18% |
| Charging Handle | Aero Precision AR-15 Breach Charging Handle Ambidextrousbuilds | 7% |
| Muzzle Device | Huxwrx 556 QD Flash Hiderbuilds | 6% |
| Gas Block | Wilson Combat AR-15 Lo-Profile Gas Block .750" Blackbuilds | 16% |
| Stock | Magpul AR-15 MOE Stock Collapsible Mil-Spec Blackbuilds | 6% |
| Buffer | CMMG AR-15 Carbine Buffer Assemblybuilds | 11% |
| Pistol Grip | B5 Systems P-Grip 23 Black Compositebuilds | 8% |
Brands these builds pair with
Frequently asked questions
How much does a build with Primary Arms parts cost?
The median parts list is $2,339, with most between $1,377 and $5,720, using each part's lowest in stock price today. Open any part for store by store prices.
What parts go with Primary Arms parts?
Bravo Company Manufacturing 5.56 NATO Mid-Length Bhf AR-15 is the most chosen upper receiver (6% of builds with one); Aero Precision M4E1 Complete Lower Receiver W/MOE SL Grip & is the most chosen lower receiver (6% of builds with one); Ballistic Advantage Hanson Mid Length Barrel 5.56 14.5" is the most chosen barrel (5% of builds with one); Midwest Industries Quad Rail AR-15 Handguard is the most chosen handguard (11% of builds with one).
What calibers do builds with Primary Arms parts use?
Most run 5.56 NATO (64%), .223 Wylde (13%), .308 Win (5%), 300 Blackout (3%).
Shares come from builds finished on GunPartPicker. The price range totals a sample of recent builds at each part's lowest in stock price today; open a part for prices at every store. Want your own? Start an AR-15, AR-10 or AR-9 build.