Flux Defense

Flux Defense helps you transform your handgun into a high-performance personal defense weapon with their pistol chassis systems. Best recognized for its Raider series, Flux Defense designs duty-grade chassis systems that enhance stability, ergonomics, capacity, and overall performance while maintaining a lightweight, streamlined profile. Built around platforms such as the SIG Sauer P320 and P365, Flux products are trusted by shooting enthusiasts, competitors, and professionals seeking advanced firearm modularity and rapid deployment capability. Plus, they even design accessories like pistol braces and magwells to further enhance their chassis systems. With a focus on innovation, durability, and real-world functionality, Flux Defense continues to push the boundaries of modern PDW design and remains a top choice for high-performance firearm accessories and chassis systems. Browse our selection of Flux Defense today!