The James Madison Tactical Polymer 80% Jig and Lower is a high-quality, durable solution for completing an 80% lower receiver in a lightweight, polymer material. This jig is specifically designed for ease of use, providing a straightforward, efficient process for building custom lowers. The polymer construction ensures both strength and reduced weight, making it an […]

The Polymer80 AR15-G150 Lower Build Jig is a high-quality, precision tool designed for completing the AR15 80% lower receiver. Engineered to deliver professional-grade results, this jig provides clear, easy-to-follow drill and milling guides for accurate alignment and consistent performance throughout the build process. Crafted from durable, high-strength materials, the AR15-G150 jig is built to withstand […]

The Ultimate Jig® is the only jig on the market designed to work seamlessly with AR-15, DPMS/LR-308, and 9mm Glock or Colt-style AR lowers, eliminating the need for separate jigs for different calibers. Built from heavy-duty steel with reinforced key components, this jig is engineered for durability, allowing you to complete multiple 80% lower receivers […]

The Easy Jig Gen 2 Multi-Platform Milling System by 80% Arms is an innovative and versatile tool designed for completing 80% lower receivers with unmatched precision. Compatible with AR-15, AR-9, and .308 platforms, this jig eliminates the need for multiple setups, offering a single solution for various builds. Its advanced design includes self-centering technology, durable […]

The 5D Tactical Router Jig Pro is a premium, all-in-one solution for completing 80% lower receivers with precision and ease. Engineered for AR-15, AR-9, and .308 platforms, this jig is designed to work seamlessly with most compact routers, offering versatility for a range of builds. Its innovative design features self-centering guide plates, heavy-duty steel construction, […]

The Easy Jig Gen 1 by 80% Arms is a reliable and versatile jig designed to help firearm enthusiasts complete 80% lower receivers with ease and precision. This innovative jig is compatible with a variety of AR-15 80% lowers and requires no prior machining experience, making it perfect for both beginners and seasoned builders. Constructed […]