The PRM-9 - 3D Printable AR9 Bufferless Lower Receiver

The PRM-9 - 3D Printable AR9 Bufferless Lower Receiver Features

The PRM-9 stands out with its bufferless design, eliminating the need for a traditional buffer tube and allowing for a more compact firearm build. This feature is ideal for creating a lightweight AR9 that’s easy to maneuver in tight spaces.

• Enhanced Customization: Compatible with a variety of upper and lower parts, giving builders flexibility in their configurations.
• Community-Driven Innovation: Backed by thegatalog.com, offering access to a network of like-minded enthusiasts for support and ideas.
• Detailed Assembly Guide: Comes with a comprehensive PDF guide to ensure a smooth building process, accessible via a provided link.

This design prioritizes practicality, making it a top choice for those seeking a reliable and innovative AR9 lower receiver to 3D print at home.

Difficulty & Build Time

• Skill Level: Intermediate
• Estimated Build Time: 1-2 days
• Required Experience: Basic knowledge of 3D printing and firearm assembly recommended

Hardware and Tools Required

Required Hardware

• Upper parts (as detailed in the PRM-9 Assembly Guide)
• Lower parts (as listed in the Parts Kit Checklist)
• Magazines and accessories (specific to AR9 compatibility)

Recommended Tools

• 3D printer capable of handling recommended materials
• Standard firearm assembly tools (screwdrivers, wrenches, etc.)
• Finishing tools for post-print processing (sandpaper, files)
• Safety equipment (gloves, eye protection)

The PRM-9 - 3D Printable AR9 Bufferless Lower Receiver Parts

This downloadable file includes the necessary STL files to print the PRM-9 AR9 Bufferless Lower Receiver, designed for precision and durability. The accompanying PRM-9 Assembly Guide PDF provides detailed print settings and orientation recommendations to ensure optimal results during printing. Builders are encouraged to use high-strength materials to withstand the rigors of firearm use, with specific guidance included in the provided documentation.

Special considerations include ensuring proper layer adhesion and infill density to maintain structural integrity. The assembly guide, accessible at the provided link, offers step-by-step instructions to assist with both printing and post-processing stages. This ensures that even intermediate builders can achieve a professional-grade result.

Printer Compatibility & Settings

The PRM-9 design is compatible with most FDM 3D printers capable of handling durable materials like PETG or ABS, which are recommended for their strength and heat resistance. PLA is not advised due to its lower durability under stress. The assembly guide includes specific print settings and orientation details to optimize the printing process, such as layer height and infill percentage, ensuring the final product meets firearm safety standards.

For best results, use a printer with a heated bed and enclosed build chamber to prevent warping during long prints. Ensure proper calibration to avoid dimensional inaccuracies, as precision is critical for firearm components. Refer to the PRM-9 Assembly Guide PDF for detailed settings tailored to this project.

Conclusion

The PRM-9 - 3D Printable AR9 Bufferless Lower Receiver is an exceptional choice for firearms enthusiasts eager to explore innovative, compact designs through 3D printing. With its detailed assembly guide and community support at thegatalog.com, builders can confidently tackle this intermediate project and achieve a high-quality result. Download the files today, follow the provided instructions, and join a passionate community to elevate your DIY firearm-building journey!