Aero Precision 5.56 Assembled Upper Build Kit AR-15 Atlas R-One 16" Mid-Length
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What is included
Aero Precision AR-15 Upper Build Kit includes the core components:
- Mil-spec flattop, M4-type upper receiver with forward assist and ejection port cover installed
- Ballistic Advantage 16" government-profile 5.56 barrel (gas port drilled for CARBINE-length or MID-LENGTH gas tube)
- Extended Atlas R-One free-floating M-LOK handguard
Features
- Mil-spec upper compatible with mil-spec lowers and many billet AR-15 lowers
- Laser-engraved T-marks on the Picatinny rail
- M4 feed cuts for reliable feeding
- Atlas R-One handguard with full-length Picatinny rail and multiple rows of M-LOK slots
- QD sling swivel sockets at the 3, 6, and 9 o’clock positions
- Installs with the Aero ATLAS Taper Lock Attachment System (two locking nuts for even clamping)
Variant notes (Gas System Length)
Choose the gas system length for the barrel:
- CARBINE (Carbine gas tube)
- MID-LENGTH (Mid-Length gas tube)
This listing page shows an option for 16" Mid-Length (12" handguard) and an option for 16" Carbine (12" handguard).
Specifications
- Manufacturer:
- Aero Precision
- Category:
- upper-receiver
- Caliber:
- 5.56x45mm NATO
- Platforms:
- AR-15
- Interfaces:
- Magpul M-LOKMIL-STD-1913
- Length:
- 16.0"
- Required Component:
- Yes
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