AT3™ AT-15 Lower and Upper Receiver Set - Raw Aluminum Finish
or 4 interest-free payments of $47.50 with
This item is regulated, therefore your entire order will be shipped to an FFL dealer of your choosing. After you place your order, we will contact you to finalize these details.
6 Magazines Per Order: Due to extreme volume, we are limiting sales of magazines to 6 per customer order. This applies to individual and bundled magazines. AT3 reserves the right to cancel any order over the 6 magazine limit.
- Free standard shipping on orders $139+ details
- Backed by the AT3 Lifetime Warranty! what it covers
Product description
AT3 Tactical AR-15 Stripped Raw Upper and Lower Set
The AT-15 Receiver Set includes a stripped lower and upper. This kit forms the foundation of your new favorite AR-15 build, with tons of options to customize with handguards, triggers, barrels, and everything else that makes a gun go bang. This upper and lower combo is raw and unfinished, perfect for custom coatings and a unique cerakote project. The upper and lower are available in anodized and cerakoted options as well.
Be sure to check out all the parts you’ll need to finish your rifle, including a lower parts kit, a buffer kit, a barrel of your choice, bolt carrier group, and charging handle. And as always, the pistol grip and stock that fit you best.
Features
- Compatible with all mil-spec AR-15 components and numerous upgrades like triggers, pistol grips, safety selectors, and more
- Raw finish lets you choose how you want to finish and paint it
- Forged 7075-T6 Aluminum construction for tried-and-true toughness that won’t let you down
- Mil-Spec dimensions ensure compatibility with a huge variety of AR-15 parts and accessories
Specifications
- Lower Receiver
- Platform: AR-15
- Material: Forged 7075-T6 Aluminum
- Markings: “Cal Multi”, Pictogram Safety
- Compatibility: Works with standard AR15 components and magazines
- Weight: 8.35oz
- Upper Receiver
- Material: 7075-T6 forged aluminum
- Weight: 7.0 oz
- Feedramps: M4 Feedramps
- .250 takedown pin holes
- Brass deflector
- Milled for forward assist
- Doesn’t include forward assist or dust cover – add on here!
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Questions & Answers
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Warranty & returns
Backed by the AT3 Lifetime Warranty!

All AT3 Tactical Brand Products carry a lifetime warranty against manufacturer’s defects.
This includes AT3 Red Dot Sights, Handguards, Iron Sights, and any other product that carries the “AT3 Tactical” or “AT3™” name. For other brands (ex. Magpul or Troy), please refer to the manufacturer’s warranty policy.
In the event that your AT3™ product becomes unusable, we will repair or replace the product at no charge to you.
If we cannot repair your product, we will replace it with a product in perfect working order of equal or better physical condition. The warranty is fully transferable, but we may require information about the original purchase to validate the authenticity of the product.
If your product is in need of warranty service, please contact AT3 Tactical to start the process
Our contact info is available here. To expedite processing, please provide your order information and description of the defect.
Please note: The AT3 Lifetime Warranty does not cover loss, theft, intentional damage or cosmetic damage that doesn’t affect the performance of the product.









