
SKU: APAR700701M0
M4E1 Threaded Complete Upper, 7.5" 5.56 Barrel, R-ONE 7" M-LOK HG - Anodized
$424.99
This complete upper includes our R-ONE Handguard. The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary Aero Taper Lock Attachment System is a durable and dependable mounting platform, maintaining a modern, slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.
Includes:
- M4E1 Threaded Assembled Upper Receiver - Anodized Black
- 7" R-ONE M-LOK Handguard
- 7.5" 5.56 CMV Barrel
- Low Profile Gas Block and Mid-Length Gas Tube
- Product comes assembled
- This complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the FINISH YOUR BUILD tab
M4E1 Threaded Upper Receiver Features:
- New enhanced forging that gives the upper receiver a "billet look"
- New picatinny profile that blends seamlessly with our Enhanced Series Handguards
- M4 Feedramps
- .250 takedown pin holes
- Laser engraved T-marks
- Includes port door and forward assist installed
R-ONE Handguard Features:
- Full top picatinny rail for optional attachments
- Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
- Compatible with low profile gas blocks
- 1.3” Inside diameter
- 1.5” Outside diameter
- Compatible with mil-spec AR15 upper receivers and barrels
7.5" 5.56 Barrel Features:
- M4 Feed Ramp Extension
- HP and MPI tested
- Standard A2 flash hider

Made In America? | Yes |
---|---|
Platform | AR15 |
Series | R-ONE/S-ONE |
Caliber | 5.56 NATO |
Barrel Length | 7.5" |
Finish | Anodized Black |
Weight(s) | - |
Other | N/A |