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Buy it online at https://copsgunshop.net/shop/aero-precision-m4e1-threaded-16-5-56-upper-receiver-with-atlas-r-one-handguard-od-green-anodized-apar700178m7/. Buyer pays shipping or sales tax. No trades.
This complete upper includes Aero Precision's new ATLAS 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. Aero Precision's proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. This complete upper does not include BCG or Charging Handle.
INCLUDES:
- M4E1 Threaded Assembled Upper Receiver
- ATLAS R-ONE Handguard
- 16" 5.56 CMV Barrel
- Low Profile Gas Block and Mid-Length Gas Tube
- Product comes assembled
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
ATLAS 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
16" 5.56 MID-LENGTH BARREL FEATURES:
- 5.56 NATO 16" Midlength, 1/7 twist, 4150 CrMoV, QPQ, gas port drilled
- .750 gas block journal
- Mid-length gas system, .0785 gas port
- M4 Feed Ramp Extension
- HP and MPI tested
- Standard A2 flash hider
Aero Precision M4E1 Threaded 16" 5.56 Upper Receiver with ATLAS R-ONE Handguard - OD Green Anodized - APAR700178M7
| SKU | ACC-AERO-APAR700179M7 |
|---|---|
| Country of Manufacture | United States |
| License Requirement | None |
| Manufacturer | Aero Precision |
| Mfg. Part Number | APAR700179M7 |
| UPC | APAR700179M7 |
| Caliber/Gauge | 5.56x45 |
| Barrel Length | 16" |
| Barrel Twist | 1:7 |
| Barrel Finish | QPQ Corrosion Resistant |
| Firearm Fit | AR-15 |
| Threaded Barrel | Yes |
| Condition | New |
