Flux Defense Raider X Ranger Green Chassis System for Sig Sauer P320 Pistols

The Flux Raider X is a premium P320 chassis system — stronger, lighter, and faster than ever, with over a dozen enhancements for durability, ergonomics, and compatibility. Not a firearm. Upgrade your P320 to a proven PDW chassis trusted by professionals.

The Raider X P320 is the next evolution of the Flux Raider platform — a premium personal defense weapon chassis system engineered for the SIG Sauer® P320, M17, and M18 family of pistols. It’s not a firearm — it’s a purpose-built chassis upgrade, born from real-world feedback from special operations units and thousands of everyday users. Stronger, lighter, faster — and ready to keep you in the fight.

Product Features

• Reliability & Durability
• Overtravel stop prevents over-insertion of magazines
• Reinforced frame with upgraded single-gate mold (stronger, fewer weak points)
• Molded-in insert for the ejection spring bolt for better reliability
• Stronger mag catch spring for positive magazine locks
• Upgraded fencing around the dual mag release
• Increased rail-lock spring force
• Ergonomics & Usability
• Redesigned grip top for better access to mag release and safety
• Front frame reshaped to accept extended rails for increased LOP
• Smoother magwells for faster reloads
• Improved grip texture
• New matte finish reduces glare
• Compatibility Upgrades
• Enlarged suppressor cutout for shorter barrels, comps, or cans
• Added slot to bottom Picatinny rail for more accessory options
• Optic rail adjusted and slotted for improved fit with all optics
• Slide channel under optic rail raised for better clearance with adjustable iron sights