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Defiance Machine

Defiance, Ruckus Tactical, SS, Nitride, Medium, LB, Spiral Standard Fluting, Magnum, Modified Handle, Tactical Knob, DBM, Left Eject, Picatinny Integral 20 MOA, Integral Lug, Recessed Bolt Nose, M16 Extractor, Faceted Shroud

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MSRP: $1,695.00
— You save $254.25


The Defiance Ruckus Tactical: Customized Precision for Left-Handed Shooters


Designed with precision and adaptability in mind, the Defiance Ruckus Tactical is a premier choice for left-handed competitive shooters. This action, featuring a left eject setup and a host of customizable options, embodies Defiance's commitment to excellence and innovation in firearm technology.

Superior Construction and Materials

The Ruckus Tactical utilizes aircraft-certified 416 Stainless Steel, ensuring a receiver that is both tough and dependable under various shooting conditions. Its integral 1913 Mil spec (Picatinny) scope base and recoil lug make it a robust platform suitable for high-precision applications.

Key Specifications:

  • Material: Pre-hardened, aircraft-certified 416 Stainless Steel for exceptional durability.
  • Action Lengths: Available in Short, Medium, XM, and Long actions to accommodate different shooter needs and preferences.
  • Weight: The average weight ranges from 30 to 32 oz, providing a solid yet manageable build for sustained use.

Engineered for Performance

The Ruckus Tactical boasts numerous features engineered to maximize performance and reliability:

  • Integral Scope Mount: Comes with 0 or 20 MOA options, allowing for precision adjustments and optimal scope alignment.
  • Smooth Bolt Operation: The one-piece bolt, machined from 4340 chrome moly steel, operates with precision due to Wire EDM-cut, full-length lug ways.

Enhanced Functionality:

  • Magazine Compatibility: Works with hinged floorplates, detachable magazines, or single shots, offering versatile ammunition management.
  • Customizable Bolt Knob: Multiple tactical knob options are available to suit various ergonomic preferences and shooting styles.

Precision Manufacturing

Each component of the Ruckus Tactical is crafted with meticulous attention to detail, ensuring unparalleled reliability and performance:

  • Guaranteed Headspace Tolerance: +/-.001″, achieved through precision machining of the bolt in a single operation.
  • Recoil Lug and Rail Integration: Enhances the structural integrity and consistent performance, critical for competitive shooting.

Detailed Manufacturing Processes:

  • Pre-hardened Steel: All materials are hardened prior to machining, maintaining precise tolerances during heat treatment.
  • Primary Extraction Design: Significantly increases initial extraction and smooths bolt cycling, crucial under competitive conditions.

Comprehensive Components Included

The Ruckus Tactical action is delivered with a full suite of components needed for assembly and customization:

  • Complete Receiver Set: Includes an integral rail, recoil lug, and a choice between repeater or single-shot magazine cuts.
  • Bolt Assembly: Features spiral standard fluting, an M16 extractor, and various bolt knob options for a personalized setup.


The Defiance Ruckus Tactical is a testament to advanced firearm engineering, providing left-handed shooters with a tailor-made solution that does not compromise on performance or quality. With its robust construction, detailed manufacturing, and comprehensive features, this action stands out as a top choice for those who demand precision and reliability in competitive shooting environments.

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Additional Information

Model / Type:
Stainless Steel
Round 1.35in
Bolt Orientation:
Bolt Fluting:
Bolt Face Diameter:
.550 +/-
Bolt Knob Style:
Load Port:
Ejection Port:
Picatinny Rail:
Minute of Angle:
20 MOA
Recoil Lug:
Extractor Type:
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