Build your next custom AR-15 with the FMK AR-1 Extreme Strip Lower AR-15 Polymer Lower Receiver OD Green. This high-quality stripped lower receiver from FMK Firearms offers a lightweight, durable, and cost-effective foundation for your next rifle build. Made from advanced polymer, the AR-1 Extreme delivers excellent strength while significantly reducing weight compared to traditional aluminum lowers.

Premium FMK AR-1 Extreme Polymer Lower Receiver

The FMK AR-1 Extreme Strip Lower is designed for builders who want a reliable, lightweight, and affordable AR-15 lower receiver. Constructed from high-strength polymer, this stripped lower is compatible with all standard AR-15 components, making it an excellent choice for custom builds, budget builds, or lightweight competition rifles. The OD Green finish provides a tactical, low-visibility look that blends well in outdoor environments. As a stripped lower, it allows you to select your own trigger group, safety selector, and other components to perfectly match your build preferences. Whether you're building a home defense rifle, a range toy, or a competition gun, the FMK AR-1 Extreme offers a solid starting point.

Why Choose the FMK AR-1 Extreme Polymer Lower?

FMK Firearms has earned a reputation for producing innovative and affordable firearm components. The AR-1 Extreme polymer lower receiver is a popular choice among builders looking to reduce weight without sacrificing strength. Polymer lowers offer several advantages over traditional aluminum receivers, including lighter weight, resistance to corrosion, and lower cost. The OD Green color adds a tactical aesthetic that many shooters prefer for outdoor and field use. Because it comes stripped, you have complete control over your build, allowing you to choose high-end or budget components as needed. The FMK AR-1 Extreme is an excellent option for first-time builders and experienced gunsmiths alike.

This lower receiver is ideal for custom AR-15 builds, lightweight rifles, and budget-friendly projects.

Technical Specifications

Why Serious Builders Choose FMK Firearms

FMK Firearms is known for delivering innovative and affordable components that help builders create high-performing firearms on a budget. The AR-1 Extreme polymer lower receiver reflects the company’s focus on lightweight design and value. Builders who want to reduce overall rifle weight while maintaining reliability often choose polymer lowers like the FMK AR-1 Extreme. With its solid construction and competitive pricing, this lower receiver is a smart choice for anyone building a custom AR-15.

Whether you're a first-time builder or an experienced gunsmith, the FMK AR-1 Extreme provides the quality, weight savings, and affordability you need. Trust FMK Firearms for premium AR-15 components that deliver real-world results.The End```