Anderson Manufacturing115665301
Premium AR-15 A3 Upper Receiver Assembly - Precision-Machined & Ready for Customization$91.46
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Availability: In Stock
Current Stock: Out of stock
The Anderson Manufacturing AM Upper Receiver AR15 A3 is a complete, ready-to-install upper assembly built for AR-15 builders who want a solid foundation without the hassle of sourcing and fitting individual components. Machined from 7075 T6 aluminum forgings and finished in Type 3 hard-anodized black, this upper comes assembled with the dust cover, forward assist, and charging handle already installed—so you can move straight to mating it with your lower receiver. With M4 feed ramps and mil-spec machining, it's engineered to handle the full range of standard AR-15 calibers.
Whether you're assembling your first AR or building a second upper for a different cartridge, a pre-assembled receiver speeds up the process and removes one major point of potential fit issues. The 7075 T6 aluminum is lightweight and robust, and the Type 3 hard-coat anodize holds up to field use and regular cleaning without wearing through. This is the kind of no-frills, purpose-built component you'd expect from Anderson Manufacturing—proven durability without unnecessary cost.
Compatibility across standard AR-15 cartridries (with the exception of .458 SOCOM, which requires a specialized upper) means you can source bolts and barrels for the caliber you're planning to run, then drop this upper onto a compatible lower. It's a straightforward, repeatable platform that's backed decades of AR building and shooting.
| Material | 7075 T6 Aluminum Forging |
| Finish | Type 3 Hard-Anodized Black |
| Standard | Mil-Spec |
| Feed Ramps | M4 |
| Included Components | Dust cover, forward assist, charging handle |
| Compatibility | All standard AR-15 calibers except .458 SOCOM |
This upper receiver is compatible with all standard AR-15 calibers except .458 SOCOM, which requires a dedicated upper receiver.
No. The charging handle, dust cover, and forward assist come fully installed and ready to use. You just need to pair it with a compatible lower receiver.
You'll need a bolt carrier group, barrel, and gas tube/block system matched to your intended caliber. Pair this assembled upper with an AR-15 lower receiver to create a complete rifle.
Yes, it's machined to military specifications and standards, ensuring reliable fit and function across quality AR-15 components and builds.
SKU: 115788759 • Weight: 0.6oz
Availability: In Stock
Current Stock: Out of stock
The Anderson Manufacturing AM Upper Receiver AR15 A3 is a complete, ready-to-install upper assembly built for AR-15 builders who want a solid foundation without the hassle of sourcing and fitting individual components. Machined from 7075 T6 aluminum forgings and finished in Type 3 hard-anodized black, this upper comes assembled with the dust cover, forward assist, and charging handle already installed—so you can move straight to mating it with your lower receiver. With M4 feed ramps and mil-spec machining, it's engineered to handle the full range of standard AR-15 calibers.
Whether you're assembling your first AR or building a second upper for a different cartridge, a pre-assembled receiver speeds up the process and removes one major point of potential fit issues. The 7075 T6 aluminum is lightweight and robust, and the Type 3 hard-coat anodize holds up to field use and regular cleaning without wearing through. This is the kind of no-frills, purpose-built component you'd expect from Anderson Manufacturing—proven durability without unnecessary cost.
Compatibility across standard AR-15 cartridries (with the exception of .458 SOCOM, which requires a specialized upper) means you can source bolts and barrels for the caliber you're planning to run, then drop this upper onto a compatible lower. It's a straightforward, repeatable platform that's backed decades of AR building and shooting.
| Material | 7075 T6 Aluminum Forging |
| Finish | Type 3 Hard-Anodized Black |
| Standard | Mil-Spec |
| Feed Ramps | M4 |
| Included Components | Dust cover, forward assist, charging handle |
| Compatibility | All standard AR-15 calibers except .458 SOCOM |
This upper receiver is compatible with all standard AR-15 calibers except .458 SOCOM, which requires a dedicated upper receiver.
No. The charging handle, dust cover, and forward assist come fully installed and ready to use. You just need to pair it with a compatible lower receiver.
You'll need a bolt carrier group, barrel, and gas tube/block system matched to your intended caliber. Pair this assembled upper with an AR-15 lower receiver to create a complete rifle.
Yes, it's machined to military specifications and standards, ensuring reliable fit and function across quality AR-15 components and builds.
SKU: 115788759 • Weight: 0.6oz