Polymer80 P80-JIG-RL556v3 Jig Kit: Your Complete AR-15 Lower Receiver Milling Solution
Welcome to Republic Arms WA, your trusted source for high-quality firearm components and accessories. The Polymer80 P80-JIG-RL556v3 Jig Kit is engineered to provide DIY enthusiasts and professional gunsmiths with a reliable, precision tool for completing Polymer80 AR-15 lower receiver blanks. This comprehensive kit includes everything needed to mill, drill, and finish your lower receiver to exact specifications, ensuring a perfect fit and optimal performance for your custom AR-15 build.
Why Choose the Polymer80 P80-JIG-RL556v3 Jig Kit?
As experienced firearm builders, we understand the importance of precision and reliability in DIY projects. The P80-JIG-RL556v3 is designed with user-friendly features that simplify the milling process while maintaining strict tolerances. Made from durable materials, this jig kit withstands repeated use and provides consistent results, making it an essential tool for anyone working with Polymer80 80% lower receivers.
Key Features and Benefits
- Precision Engineering: Each component is machined to exact specifications, ensuring proper alignment and accurate milling for your AR-15 lower receiver.
- Complete Kit: Includes all necessary jig components, drill bits, and hardware for a seamless building experience.
- Durable Construction: Built from high-strength materials that resist wear and tear, providing long-lasting performance.
- User-Friendly Design: Clear markings and intuitive setup make this kit accessible for both beginners and experienced builders.
- Compatibility: Specifically designed for Polymer80 RL556v3 AR-15 lower receiver blanks, ensuring perfect fit and function.
Technical Specifications
The P80-JIG-RL556v3 is optimized for use with standard milling machines and drill presses. It includes precision guides for trigger pin holes, safety selector, and buffer tube threads, along with detailed instructions to help you achieve professional results. Whether you’re building your first AR-15 or adding to your collection, this jig kit provides the reliability and accuracy you need.
Why Buy From Republic Arms WA?
At Republic Arms WA, we prioritize customer satisfaction and product quality. Our team of firearm experts carefully selects each item in our inventory to ensure it meets our high standards for performance and durability. We offer fast shipping, secure checkout, and knowledgeable support to help you with your building projects. Explore our full selection of firearm parts and accessories to complete your build with confidence.
Frequently Asked Questions (FAQ)
Q: Is this jig kit compatible with other brands of 80% lower receivers?
A: The P80-JIG-RL556v3 is specifically designed for Polymer80 RL556v3 AR-15 lower receiver blanks. For optimal results, we recommend using it only with compatible Polymer80 products.
Q: What tools are required to use this jig kit?
A: You will need a drill press or milling machine, appropriate cutting tools (included), and basic workshop safety equipment. Detailed instructions are provided with the kit.
Q: Does Republic Arms WA offer support for DIY building projects?
A: Yes! Our knowledgeable staff is available to answer questions about product compatibility and building techniques. Contact us for expert advice tailored to your needs.
Q: Is this product legal in my state?
A: Firearm laws vary by location. We recommend checking your local and state regulations regarding 80% lower receivers and building kits before purchasing.
Get Started on Your AR-15 Build Today
Transform your Polymer80 lower receiver blank into a fully functional firearm with the P80-JIG-RL556v3 Jig Kit. Order now from Republic Arms WA and experience the satisfaction of building your own precision AR-15 with confidence and ease.

| Product Name | Polymer80 P80-JIG-RL556v3 Jig Kit |
| Compatibility | Polymer80 RL556v3 AR-15 Lower Receiver Blanks |
| Kit Includes | Jig components, drill bits, hardware, instructions |
| Material | High-strength engineered materials |
| Application | Milling and drilling 80% lower receivers |
| Tool Requirements | Drill press or milling machine |





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