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M4e1-T 300 Blackout Complete Uppers - M4e1 300blk Assembled Upper 16''''bbl Threaded W/Rm15'''' Hg Blk
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$564.99
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SKU: 430103922
Overview
Built for shooters who want a complete upper in 300 Blackout, this Aero Precision setup pairs a 16-inch threaded barrel with the company’s ATLAS R-ONE handguard. The handguard is designed to keep the profile slim while still leaving room for accessories, making it a practical choice for a hunting rifle or a field-ready carbine setup. Aero Precision’s ATLAS attachment system is presented as a stable mounting platform, which supports a clean, organized front end without adding unnecessary bulk. For hunters and outdoorsmen who value a complete, ready-to-build upper with space for attachments, this configuration offers a straightforward foundation.
Why Hunters Choose the Aero Precision
Includes Aero
Precision's ATLAS R-ONE handguard for
Slim-profile Handguard
Keeps the upper compact without
Atlas Attachment
System is described as durable
Handguard Offers
Plenty of real estate for
Complete Upper
Arrives assembled, reducing setup steps
Key Features
- Complete upper from Aero Precision for 300 Blackout builds
- Includes Aero Precision ATLAS R-ONE handguard
- Handguard is designed with size and weight in mind
- Provides plenty of real estate for attachment needs
- Uses the proprietary ATLAS attachment system
- Maintains a slim profile with durable, dependable mounting
Best Used For
- Hunters building a compact 300 Blackout upper with a slim, attachment-ready handguard
- Users who want a complete upper for a straightforward AR-15 style setup
- Shooters planning to add accessories while keeping the front end streamlined
- Aero Precision fans looking for an upper with the ATLAS R-ONE handguard
- Hunters who prefer a complete upper rather than assembling individual components
Specifications
| Attachment System | ATLAS attachment system |
|---|---|
| Barrel Length | 16 in |
| Barrel Threaded | Yes |
| Caliber | 300 Blackout |
| Handguard | ATLAS R-ONE Handguard |
| Handguard Color | Black |
| Handguard Length | 15 in |
| Model | M4E1-T |
| Product Type | Complete Upper |
| Upper Assembly | Assembled Upper |
Pros
- Includes Aero Precision's ATLAS R-ONE handguard for a streamlined setup.
- Slim-profile handguard keeps the upper compact without sacrificing mounting space.
- ATLAS attachment system is described as durable and dependable.
- Handguard offers plenty of real estate for attachment needs.
- Complete upper arrives assembled, reducing setup steps for the user.
Considerations & Trade-offs
- The ATLAS R-ONE handguard is designed to stay slim while still offering attachment space, so users who want a more minimal front end may need to plan accessory placement carefully.
- This is a complete upper, so it is intended for pairing with a compatible lower rather than functioning as a standalone firearm component.
- The product is configured around a 16" barrel and threaded muzzle, which may not suit buyers looking for a shorter or differently configured 300 Blackout setup.
- The description emphasizes the handguard and mounting system, but does not provide detailed component specifications beyond that, so buyers should verify fit and intended use before purchase.
Suggested Comparisons
- AR-15 complete uppers
- 300 Blackout upper assemblies
- Handguard-focused upper receivers
- Threaded-barrel upper assemblies
Suggested Accessories
- Optic mount
- Weapon light
- Sling
- Magazine
Frequently Asked Questions
What is included with this complete upper?
The source data says this is a complete upper from Aero Precision and that it includes the ATLAS R-ONE Handguard. No other included components are specified.
What handguard does this upper use?
It uses Aero Precision’s ATLAS R-ONE Handguard.
What does Aero Precision say about the R-ONE handguard design?
The description says the R-ONE handguards are designed with size and weight in mind while still providing plenty of real estate for attachment needs.
What is the ATLAS attachment system?
The source describes ATLAS as Aero Precision’s proprietary attachment system for the handguard, and says it is a durable and dependable mounting platform with a slim profile.
Is this upper chambered in .300 Blackout?
Yes. The product title identifies it as a 300 Blackout complete upper.