Builds/Brand
FN America AR builds
These are the parts builders picked most often in builds with FN America parts finished on GunPartPicker. At today's lowest prices the median parts list comes to $1,720, and most land between $1,222 and $2,555. The most common caliber is 5.56 NATO.
Median parts total
$1,720
Typical range
$1,222 to $2,555
Top caliber
5.56 NATO
Most chosen parts in builds with FN America parts
- Upper Receiver25%PSA AR-15 Built Stealth Upper Receiver
- Lower Receiver18%PSA AR-15 "Stealth" Stripped Lower Receiver
- Barrel57%FN America FN AR-15 M16 Barrel 16 Mid-Length 5.56mm
- Handguard20%Expo Arms® M-LOK Patrol Series AR-15 Handguard
- Bolt Carrier Group34%Bravo Company M16 Bolt Carrier Group Black
- Trigger34%Geissele Automatics G2S Two Stage AR-15 Trigger .154"
- Charging Handle17%Bravo Company BCM GFHMK2MED Ambidextrous MK2 Charging
- Muzzle Device27%KAK Industry Retro A1 Flash Hider 1/2-28
- Gas Block23%KAK Industry Low Profile Gas Block .750 Steel Phosphate
- Stock47%Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
- Buffer16%Geissele Automatics Super 42 Braided Buffer Spring and H3
- Pistol Grip39%Magpul MOE Grip Polymer Black
| Slot | Most chosen | Share |
|---|---|---|
| Upper Receiver | PSA AR-15 Built Stealth Upper Receiverbuilds | 25% |
| Lower Receiver | PSA AR-15 "Stealth" Stripped Lower Receiverbuilds | 18% |
| Barrel | FN America FN AR-15 M16 Barrel 16 Mid-Length 5.56mmbuilds | 57% |
| Handguard | Expo Arms® M-LOK Patrol Series AR-15 Handguardbuilds | 20% |
| Bolt Carrier Group | Bravo Company M16 Bolt Carrier Group Blackbuilds | 34% |
| Trigger | Geissele Automatics G2S Two Stage AR-15 Trigger .154"builds | 34% |
| Charging Handle | Bravo Company BCM GFHMK2MED Ambidextrous MK2 Chargingbuilds | 17% |
| Muzzle Device | KAK Industry Retro A1 Flash Hider 1/2-28builds | 27% |
| Gas Block | KAK Industry Low Profile Gas Block .750 Steel Phosphatebuilds | 23% |
| Stock | Magpul AR-15 MOE Stock Collapsible Mil-Spec Blackbuilds | 47% |
| Buffer | Geissele Automatics Super 42 Braided Buffer Spring and H3builds | 16% |
| Pistol Grip | Magpul MOE Grip Polymer Blackbuilds | 39% |
Brands these builds pair with
Frequently asked questions
How much does a build with FN America parts cost?
The median parts list is $1,720, with most between $1,222 and $2,555, using each part's lowest in stock price today. Open any part for store by store prices.
What parts go with FN America parts?
PSA AR-15 Built Stealth Upper Receiver is the most chosen upper receiver (25% of builds with one); PSA AR-15 "Stealth" Stripped Lower Receiver is the most chosen lower receiver (18% of builds with one); FN America FN AR-15 M16 Barrel 16 Mid-Length 5.56mm is the most chosen barrel (57% of builds with one); Expo Arms® M-LOK Patrol Series AR-15 Handguard is the most chosen handguard (20% of builds with one).
What calibers do builds with FN America parts use?
Most run 5.56 NATO (93%), .223 Wylde (2%), 300 Blackout (1%), .308 Win (1%).
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.