Used FLUX Defense Raider Chassis System Pistol Frames P320 Sig Sauer

Sold On:September 17, 2026 at 10:00 PM
How Buying WorksEnded on September 17, 2026 at 10:00 PM

Key Features

  • Item Type: Pistol Frames
  • Manufacturer: FLUX Defense
  • Model: Raider Chassis System
  • Overall Condition: Excellent

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Product Description

    FLUX Defense Raider X P320 Chassis System w/ Brace (18 oz)

    The FLUX Defense Raider X P320 is a pistol chassis system engineered for the SIG Sauer P320 family (including M17/M18). It provides an extended, rail-forward configuration with an integrated top Picatinny rail for optics and accessories, plus a bottom Picatinny rail slot for additional mounting options.

    Design updates on the Raider X include an overtravel stop to prevent magazine over-insertion, a reinforced frame, upgraded fencing around the dual mag release, and an enlarged suppressor cutout for shorter barrels, comps, or cans. This unit includes 2x 21-round magazines. An FCU and upper assembly will need to be sourced for completion.

Specifications

Item TypePistol Frames
ManufacturerFLUX Defense
ModelRaider Chassis System
Overall ConditionExcellent
What's Included2x 21-Round Magazines