AR15 M4E1 Threaded Upper ATLAS R-ONE Combo Set
The ATLAS R-ONE is the newest addition to the Aero Precision Handguard lineup. Machined from 6061-T6 Aluminum, the R-ONE line of handguards are designed with size and weight in mind, providing the perfect handguard for your lightweight build. Our 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.
- 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
M4E1 Threaded Assembled Upper Receiver
The M4E1 Threaded Assembled Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers. This upper receiver features the same body profile as our M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged from 7075-T6 Aluminum, precision machined to work with all mil-spec AR15 parts, and includes the port door and forward assist. Get the billet look without paying the billet price!
M4E1 Threaded Upper Features:
- New enhanced forging that gives the upper receiver a “billet look.”
- New Picatinny profile that blends seamlessly with our Enhanced Series Handguards
- M4 Feed ramps
- .250 takedown pin holes
- Laser engraved T-marks
- Includes port door and forward assist installed
- M4E1 Threaded Assembled Upper Receiver
- ATLAS R-ONE Handguard of choice
- Handguard Mounting Hardware
|Made in USA||
6061-T6 Aluminum, 7075-T6 Aluminum
Anodized Black, Magpul FDE Cerakote
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