Builds/Gas Tube
AR builds with the Expo Arms Mid-Length Gas Tube
These are the parts builders picked most often in builds with the Expo Arms Mid-Length Gas Tube finished on GunPartPicker. At today's lowest prices the median parts list comes to $1,343, and most land between $878 and $1,731. The most common caliber is 5.56 NATO.
Median parts total
$1,343
Typical range
$878 to $1,731
Top caliber
5.56 NATO
Most chosen parts in builds with the Expo Arms Mid-Length Gas Tube
- Upper Receiver75%PSA AR-15 Built Stealth Upper Receiver
- Lower Receiver56%PSA AR-15 "Stealth" Stripped Lower Receiver
- Barrel69%FN America FN AR-15 M16 Barrel 16 Mid-Length 5.56mm
- Handguard77%Expo Arms® M-LOK Patrol Series AR-15 Handguard
- Bolt Carrier Group45%KAK Industry Bolt Carrier Group For AR-15 8620 Steel
- Trigger50%LaRue Tactical MBT-2S Two-Stage AR-15 Trigger
- Charging Handle62%Expo Arms Standard AR-15 Charging Handle
- Muzzle Device84%KAK Industry Retro A1 Flash Hider 1/2-28
- Gas Block77%KAK Industry Low Profile Gas Block .750 Steel Phosphate
- Stock91%Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
- Pistol Grip74%Magpul MOE Grip Polymer Black
- Optic67%Holosun HS515GM Multi-Reticle Red Dot Sight
| Slot | Most chosen | Share |
|---|---|---|
| Upper Receiver | PSA AR-15 Built Stealth Upper Receiverbuilds | 75% |
| Lower Receiver | PSA AR-15 "Stealth" Stripped Lower Receiverbuilds | 56% |
| Barrel | FN America FN AR-15 M16 Barrel 16 Mid-Length 5.56mmbuilds | 69% |
| Handguard | Expo Arms® M-LOK Patrol Series AR-15 Handguardbuilds | 77% |
| Bolt Carrier Group | KAK Industry Bolt Carrier Group For AR-15 8620 Steelbuilds | 45% |
| Trigger | LaRue Tactical MBT-2S Two-Stage AR-15 Triggerbuilds | 50% |
| Charging Handle | Expo Arms Standard AR-15 Charging Handlebuilds | 62% |
| Muzzle Device | KAK Industry Retro A1 Flash Hider 1/2-28builds | 84% |
| Gas Block | KAK Industry Low Profile Gas Block .750 Steel Phosphatebuilds | 77% |
| Stock | Magpul AR-15 MOE Stock Collapsible Mil-Spec Blackbuilds | 91% |
| Pistol Grip | Magpul MOE Grip Polymer Blackbuilds | 74% |
| Optic | Holosun HS515GM Multi-Reticle Red Dot Sightbuilds | 67% |
Brands these builds pair with
Frequently asked questions
How much does a build with the Expo Arms Mid-Length Gas Tube cost?
The median parts list is $1,343, with most between $878 and $1,731, using each part's lowest in stock price today. Open any part for store by store prices.
What parts go with the Expo Arms Mid-Length Gas Tube?
PSA AR-15 Built Stealth Upper Receiver is the most chosen upper receiver (75% of builds with one); PSA AR-15 "Stealth" Stripped Lower Receiver is the most chosen lower receiver (56% of builds with one); FN America FN AR-15 M16 Barrel 16 Mid-Length 5.56mm is the most chosen barrel (69% of builds with one); Expo Arms® M-LOK Patrol Series AR-15 Handguard is the most chosen handguard (77% of builds with one).
What calibers do builds with the Expo Arms Mid-Length Gas Tube use?
Most run 5.56 NATO (92%), .223 Remington (5%), .223 Wylde (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.