Description
RL556v3 80% AR-15 Lower Receiver – Flat Dark Earth
Take your AR-15 build to the next level with the RL556v3 80% lower receiver in Flat Dark Earth. This unfinished firearm frame provides the foundation for creating a fully customized rifle while maintaining compliance with federal regulations. As an 80% lower, it requires final machining by the end user, making it an ideal project for experienced gunsmiths and firearms enthusiasts who want complete control over their build.
Why Choose the RL556v3 80% Lower?
Our RL556v3 represents the evolution of 80% lower technology, featuring enhanced design elements that make the machining process more accessible while maintaining the structural integrity required for reliable firearm operation. The Flat Dark Earth finish offers superior corrosion resistance and provides a tactical appearance that complements various upper receiver configurations.
Key Features & Benefits
- 80% Complete Design: Requires final machining of the fire control group pocket and trigger pin holes
- Flat Dark Earth Finish: Durable coating resistant to wear and environmental elements
- AR-15 Platform Compatibility: Works with standard AR-15 parts and accessories
- Reinforced Design: Enhanced structural integrity in critical stress areas
- DIY Project Ready: Perfect for custom builds and personalization projects
Technical Specifications
| Model | RL556v3 |
| Platform | AR-15 |
| Completion Status | 80% Lower Receiver |
| Finish | Flat Dark Earth |
| Material | High-Strength Polymer Composite |
| Compatibility | Standard AR-15 Parts |
| Weight | Approximately 6.5 ounces |
Building Your AR-15
Completing an 80% lower requires specific tools and machining knowledge. You’ll need a drill press or milling machine, appropriate jigs, and basic gunsmithing skills. The RL556v3 features clear reference points and reinforced areas to guide the machining process, making it more accessible for experienced DIY enthusiasts. Always follow all local, state, and federal regulations when completing firearm components.
Legal Considerations
This 80% lower receiver is not considered a firearm under federal law until machining is completed. However, regulations vary by state and locality. We recommend consulting with legal experts and understanding your local laws before purchasing and completing any 80% lower receiver. Americans Gun Shop provides this product for educational and gunsmithing purposes to qualified individuals.
Why Buy From Americans Gun Shop?
At Americans Gun Shop, we’re committed to providing quality firearms components while ensuring compliance with all applicable laws. Our team includes experienced firearms enthusiasts who understand the nuances of building custom AR-15 platforms. We stand behind our products with reliable customer service and technical support for your building projects. Explore our full selection of AR-15 parts and accessories to complete your build.
Frequently Asked Questions
- What tools do I need to complete this 80% lower? You’ll typically need a drill press, appropriate jigs, and basic machining tools. Specific requirements may vary.
- Is this compatible with all AR-15 uppers? Yes, the RL556v3 is designed to work with standard AR-15 upper receivers and parts.
- Do you provide machining services? No, we sell 80% lowers as unfinished components for personal completion only.
- What is your return policy? Due to the nature of 80% receivers, all sales are final once the product has been shipped.

| Model | RL556v3 |
| Platform | AR-15 |
| Completion Status | 80% Lower Receiver |
| Finish | Flat Dark Earth |
| Material | High-Strength Polymer Composite |
| Compatibility | Standard AR-15 Parts |
| Weight | Approximately 6.5 ounces |





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