Luth-AR - Charging Handle
$24.99
Luth Ar Upper Rcvr Asmb W/charg Hndl
Luth-AR
$140.95
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Luth-AR
Luth Ar Upper Rcvr Asmb W/charg Hndl
The Luth-AR Assembled A3 Flattop Upper Receiver with Charging Handle gives builders a rock-solid, mil-spec foundation for a reliable and accurate AR-15 — ready to accept your barrel, bolt carrier group, and optics right out of the box.
- Precision machined from aerospace-grade 7075-T6 aluminum forging for maximum strength
- Hardcoat anodized finish delivers a tough, corrosion- and scratch-resistant black coating
- M4-type feed ramps promote smooth, reliable feeding across a wide range of ammunition
- 12-position Picatinny accessory rail accepts scopes, red dots, and flip-up iron sights
- Includes shell deflector, forward assist, and ejection port cover — fully assembled
- Chambered for .223/5.56 NATO — compatible with standard mil-spec AR-15 lower receivers
Who This Is For
This upper receiver assembly is ideal for AR-15 enthusiasts looking to start a custom build without the hassle of sourcing individual components. Whether you're a first-time builder wanting a reliable mil-spec platform or an experienced shooter upgrading an existing rifle, the Luth-AR A3 Flattop delivers the quality and compatibility needed for a straightforward, confidence-inspiring build in .223/5.56.
Specifications
| Brand | Luth-AR |
|---|---|
| Caliber | .223 / 5.56 NATO |
| Upper Style | A3 Flattop |
| Material | 7075-T6 Aluminum Forging |
| Finish | Hardcoat Anodized Black |
| Feed Ramps | M4-Type |
| Rail System | Picatinny (12-Position) |
| Includes | Charging Handle, Forward Assist, Shell Deflector, Ejection Port Cover |
| Compatibility | Mil-Spec AR-15 Lower Receivers |
| Color | Black |
Frequently Asked Questions
Does this upper receiver come with a barrel and bolt carrier group?
No — this is a stripped upper receiver assembly, meaning it includes the charging handle, forward assist, shell deflector, and ejection port cover, but does not include a barrel, barrel nut, handguard, or bolt carrier group. You will need to source those components separately to complete your build. This gives you the flexibility to configure your rifle exactly how you want it.
Will this upper receiver work with any standard AR-15 lower receiver?
Yes. The Luth-AR A3 Flattop Upper Receiver is machined to mil-spec dimensions and is designed to mate with any standard mil-spec AR-15 lower receiver. It is not compatible with AR-10 or .308 platforms — ensure your lower, barrel, and BCG are all spec'd for .223/5.56 for proper fit and function.
What makes 7075-T6 aluminum a good choice for an upper receiver?
7075-T6 is an aerospace-grade aluminum alloy known for its exceptional strength-to-weight ratio, making it the preferred material for mil-spec AR-15 components. Compared to the more common 6061 aluminum, 7075-T6 offers significantly higher tensile strength, better resistance to stress and fatigue, and greater durability under hard use — all important qualities in a firearm receiver that endures repeated cycling and recoil forces.
