This 80% lower receiver is a precision-machined billet aluminum blank for building a custom AR-15. Crafted from 7075-T6 aluminum and featuring a hardcoat anodized finish, it provides a durable foundation for your rifle build. It is designed for compatibility with standard AR-15 parts kits and requires machining to completion, offering a true DIY firearm project.
Key Features
- 7075-T6 aircraft-grade aluminum billet for maximum strength and durability.
- Hardcoat anodized Type III finish for superior corrosion and wear resistance.
- Precisely located trigger, safety, and pin holes for accurate jig alignment.
- Flared magwell design for faster, more reliable magazine insertion.
- Requires milling of the fire control group pocket and drilling of trigger and safety holes.
Specifications
| Caliber / Type | Multi-Caliber (AR-15 Platform) |
|---|---|
| Material | 7075-T6 Aluminum |
| Finish | Hardcoat Anodized (Type III) |
| Compatibility | Standard AR-15 parts kits and uppers |
| Weight | Approx. 8.5 oz (unfinished) |
This 80% lower is a core component for a custom build. Starting with a 7075-T6 billet blank ensures your receiver has the structural integrity for a duty-grade rifle. The hardcoat anodizing protects against wear from your jig and future use. Building from an 80% lower is a hands-on process that results in a firearm you manufactured yourself, for personal use, in compliance with federal law.
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