GunBuildr
AI illustration of a similar part on the gun.
AR-15 · Upper receiver
Aero Precision M4E1 Stripped Upper Receiver
$135
Build with this partOpens the builder with this part fitted. Other parts change only if they have to.
Specs
| Fa | Yes |
Pros and cons
Pros
- Forged 7075-T6 at 6.9 oz
- Threaded forward assist roll pin eases assembly
- Laser-engraved T-marks, M4 feed ramps
Cons
- Forward assist and port door not included
Builds using this part
- .300 Blackout suppressed build $2,302
- 16" general-purpose rifle with LPVO $2,097
- Budget home-defense carbine $1,404
- MK18-style duty carbine $2,768
Other upper receiver options
- Aero Precision AR15 Stripped Upper Receiver $100
- Palmetto State Armory PA-15 Stripped Upper Receiver $70
- BCM M4 Flat Top Upper Assembly $160
- Geissele Automatics Super Duty Upper Receiver $185
- Noveske Gen 4 N4 Upper Receiver $300
- CMT UPUR-2 Billet Upper $158
- San Tan Tactical STT-15L Lite PILLAR Billet Upper $209
- Gibbz Arms G4 Side Charging Upper $250