This is a Fire/Safe marked, Type III hardcoat anodized 80% lower receiver. Crafted from 7075-T6 aluminum, it’s built for the builder who demands durability and correct markings. The anodized black finish provides excellent corrosion resistance. It’s designed for multi-caliber AR-15 builds, accepting standard mil-spec parts for a reliable, custom rifle platform.
Key Features
- Type III Hardcoat Anodized Finish for maximum surface hardness and wear resistance
- Machined from 7075-T6 aircraft-grade aluminum billet
- Correctly marked “FIRE” and “SAFE” selector positions
- Multi-caliber design for .223/5.56, 300 Blackout, and other AR-15 cartridges
- Requires milling of the fire control group pocket and drilling of pin holes for completion
Specifications
| Caliber / Type | Multi (AR-15 Platform) |
|---|---|
| Material | 7075-T6 Aluminum |
| Finish | Type III Hardcoat Anodized (Black) |
| Compatibility | Standard AR-15 / Mil-Spec Parts |
| Weight | Approx. 8.5 oz (unmilled) |
As an unfinished receiver, this item is not classified as a firearm under federal law, allowing it to ship directly to you. The 7075-T6 aluminum and Type III anodizing are the same specs used on military-issue lowers, ensuring your build can handle sustained use. This is the core component for creating a personalized AR-15 without an FFL transfer.
✓ In Stock — Ships within 24h✓ Discreet Packaging✓ Secure Checkout✓ USA-Based
FAQ
Is this legal to own?
Federally, an 80% lower is an unregulated piece of metal, not a firearm. You are responsible for knowing and complying with all state and local laws regarding the manufacture and possession of firearms.
What firearms is this compatible with?
This blank is compatible with standard AR-15 parts kits, upper receivers, and barrels chambered in calibers like 5.56 NATO, .223 Remington, 300 AAC Blackout, and 6.5 Grendel.
How long does shipping take?
Orders ship within 24 hours from our US warehouse. Standard delivery is 3-7 business days. Expedited options available at checkout.
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