AeroPrecision167527929
Atlas R-One 12.7'' Handguard Mlok Free Float For Ar15 Odg Ano$194.99
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Availability: In Stock
The Aero Precision Atlas R-One 12.7" M-LOK handguard is a lightweight free-float option built for AR15 builders who want to shed ounces without sacrificing rigidity or modularity. Machined from 6061-T6 aluminum, the R-One uses Aero's proprietary ATLAS (Aero Taper Lock Attachment System) to clamp solidly to your barrel nut with zero handguard distortion—a common headache with other designs. This handguard weighs just 8 oz and comes with all mounting hardware included, making it ready to install on any mil-spec AR15 upper receiver and barrel.
The 12.7" length gives you a generous rail platform for accessories without the bulk of longer options, while the integrated full-length top picatinny rail accommodates optics, lights, lasers, or iron sights. Quick-disconnect sling sockets at 3, 6, and 9 o'clock positions let you attach a sling however you prefer. The 1.3" inner diameter and 1.5" outer diameter keep the profile slim and ergonomic, and it's compatible with low-profile gas blocks so you can run a tight setup front to back. M-LOK slots provide tool-free mounting for vertical grips, rail sections, and other modular gear without the bulk of KeyMod.
The ATLAS mounting system uses mirrored tapered locking nuts and a turnbuckle screw to distribute clamping pressure evenly across a custom-engineered barrel nut, then locks in place with a ratcheting detent for positive registration. This even-pressure design eliminates the rocking and distortion you sometimes see during installation. The handguard integrates seamlessly with Aero Precision M4E1 Threaded Upper Receivers and works with any mil-spec AR15 upper—just note that billet uppers with indexing tabs may not be compatible.
| Length | 12.7" |
| Mounting System | M-LOK |
| Material | 6061-T6 Aluminum |
| Weight | 8 oz (handguard); 4.72 oz (mounting hardware) |
| Inner Diameter | 1.3" |
| Outer Diameter | 1.5" |
| Compatibility | Mil-spec AR15 uppers and barrels; M4E1 Threaded Uppers; low-profile gas blocks |
| Top Rail | Full-length picatinny |
| Sling Attachment | QD sockets at 3, 6, 9 o'clock |
The Atlas R-One works with any mil-spec AR15 upper receiver and barrel. It's designed to match seamlessly with Aero Precision M4E1 Threaded Uppers. However, billet upper receivers with indexing tabs may not be compatible due to how the ATLAS mounting system indexes.
Yes. All hardware needed for installation is included—barrel nut, tapered locking nuts, turnbuckle screw, and detent. No additional parts required.
Yes. The Atlas R-One is compatible with low-profile gas blocks, making it a good choice for compact builds.
The ATLAS system uses mirrored tapered locking nuts and a custom-engineered barrel nut to distribute clamping pressure evenly around the handguard. This even pressure prevents the handguard distortion that can occur with other mounting methods. A ratcheting detent locks everything in place with positive registration during installation.
SKU: 167528792 • Weight: 2oz
Current Stock: Out of stock
Availability: In Stock
Current Stock: Out of stock
The Aero Precision Atlas R-One 12.7" M-LOK handguard is a lightweight free-float option built for AR15 builders who want to shed ounces without sacrificing rigidity or modularity. Machined from 6061-T6 aluminum, the R-One uses Aero's proprietary ATLAS (Aero Taper Lock Attachment System) to clamp solidly to your barrel nut with zero handguard distortion—a common headache with other designs. This handguard weighs just 8 oz and comes with all mounting hardware included, making it ready to install on any mil-spec AR15 upper receiver and barrel.
The 12.7" length gives you a generous rail platform for accessories without the bulk of longer options, while the integrated full-length top picatinny rail accommodates optics, lights, lasers, or iron sights. Quick-disconnect sling sockets at 3, 6, and 9 o'clock positions let you attach a sling however you prefer. The 1.3" inner diameter and 1.5" outer diameter keep the profile slim and ergonomic, and it's compatible with low-profile gas blocks so you can run a tight setup front to back. M-LOK slots provide tool-free mounting for vertical grips, rail sections, and other modular gear without the bulk of KeyMod.
The ATLAS mounting system uses mirrored tapered locking nuts and a turnbuckle screw to distribute clamping pressure evenly across a custom-engineered barrel nut, then locks in place with a ratcheting detent for positive registration. This even-pressure design eliminates the rocking and distortion you sometimes see during installation. The handguard integrates seamlessly with Aero Precision M4E1 Threaded Upper Receivers and works with any mil-spec AR15 upper—just note that billet uppers with indexing tabs may not be compatible.
| Length | 12.7" |
| Mounting System | M-LOK |
| Material | 6061-T6 Aluminum |
| Weight | 8 oz (handguard); 4.72 oz (mounting hardware) |
| Inner Diameter | 1.3" |
| Outer Diameter | 1.5" |
| Compatibility | Mil-spec AR15 uppers and barrels; M4E1 Threaded Uppers; low-profile gas blocks |
| Top Rail | Full-length picatinny |
| Sling Attachment | QD sockets at 3, 6, 9 o'clock |
The Atlas R-One works with any mil-spec AR15 upper receiver and barrel. It's designed to match seamlessly with Aero Precision M4E1 Threaded Uppers. However, billet upper receivers with indexing tabs may not be compatible due to how the ATLAS mounting system indexes.
Yes. All hardware needed for installation is included—barrel nut, tapered locking nuts, turnbuckle screw, and detent. No additional parts required.
Yes. The Atlas R-One is compatible with low-profile gas blocks, making it a good choice for compact builds.
The ATLAS system uses mirrored tapered locking nuts and a custom-engineered barrel nut to distribute clamping pressure evenly around the handguard. This even pressure prevents the handguard distortion that can occur with other mounting methods. A ratcheting detent locks everything in place with positive registration during installation.
SKU: 167528792 • Weight: 2oz