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Defiance Machine

Defiance, anTi X, SS, Nitride, Long, RB, X-Deep anTi Fluting, 338 Lapua, anTi Knob/Handle, BDL, Right Eject, Picatinny Integral 20 MOA, Integral Lug, Recessed Bolt Nose, M16 Extractor, Aluminum Shroud

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MSRP: $1,745.00
— You save $261.75


Detailed Overview: Defiance anTi X SS Nitride Long RB in 338 Lapua

Introduction: Innovating Precision Rifle Action The Defiance anTi X SS Nitride Long RB, specifically designed for the 338 Lapua, marks a significant advancement in precision rifle actions. With its ultra-lightweight design and robust construction, this action is engineered to meet the high demands of competitive shooters and precision hunters. This review will delve into the sophisticated features and specifications that define the anTi X as a leading choice for those seeking superior performance without compromise.

Ultra-Lightweight Construction for Enhanced Mobility Weighing as little as 23 ounces for the short action and up to 24.4 ounces for the long action, the anTi X sets a new standard for lightweight rifle actions. This weight reduction is achieved without sacrificing strength or performance, thanks to the use of premium materials and advanced manufacturing techniques.

Premium Materials and Durability

  • Receiver: Crafted from pre-hardened, aircraft-certified 416R stainless steel, the receiver includes an integral recoil lug, providing a solid foundation for high-caliber rounds like the 338 Lapua.
  • Bolt: The one-piece 4340 chrome moly bolt is precision-machined in one operation, ensuring a guaranteed headspace tolerance of +/- .001". This meticulous fabrication provides unmatched smoothness, reliability, and longevity.

Advanced Features for Precision Shooting

  • Integral Scope Mounts and Recoil Lug: Features a 0 or 20 MOA skeletonized integral rail for reliable and stable scope mounting, crucial for achieving long-range accuracy.
  • X-Deep anTi Fluting: This deep fluting in the bolt not only reduces weight but also enhances the bolt’s rigidity and cooling, ensuring smoother operation.
  • M16 Extractor and Plunger Ejector: These elements are designed for reliable cartridge extraction and ejection, essential for consistent cycling and performance under various conditions.

Versatility and Compatibility

  • Thread and Bolt Face Dimensions: The receiver barrel threads are standardized at 1.0625” x 16 T.P.I., accommodating a wide array of barrel options. Bolt faces are available in several sizes (.390", .480", .550", and .595") to match different calibers and ammunition types.
  • Magazine Compatibility: Compatible with hinged floorplates and center-feed detachable magazines, offering flexibility for customization. The .308 configuration is also available with an AICS/AW magazine cut, enhancing the action’s adaptability to modern tactical and hunting needs.

Specifications and Manufacturing Excellence

  • Weight Range: The action weights vary slightly based on the configuration, with the long action (Rem. LA) weighing up to 24.4 oz.
  • Manufacturing Process: Utilizes wire EDM-cut, full-length lug ways with anti-bind features for smooth bolt operation, while all materials are pre-hardened before machining to maintain consistent tolerances.

Included Components Each anTi X action package includes:

  • Machined receiver body with integral rail and recoil lug
  • Bolt stop, side bolt release, spring, and pin
  • Extra light one-piece bolt with anTi X deep fluting
  • Mini-16 extractor and hollow anTi bolt knob
  • Fluted firing pin with spring, cocking piece, aluminum bolt shroud
  • Trigger pins

Conclusion: The Pinnacle of Tactical and Precision Engineering The Defiance anTi X SS Nitride Long RB in 338 Lapua exemplifies the cutting edge of precision rifle action design. Its combination of lightweight construction, robust materials, and precision engineering makes it an exceptional choice for competitive shooters and precision hunters alike. With no compromises on quality and performance, the anTi X stands as a testament to Defiance’s ongoing commitment to innovation and excellence in the firearms industry.

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Additional Information

Model / Type:
anTi X
Stainless Steel
Round 1.35in
Bolt Orientation:
Bolt Fluting:
Bolt Face Diameter:
.595 +/-
Bolt Knob Style:
Load Port:
Ejection Port:
Picatinny Rail:
Minute of Angle:
20 MOA
Recoil Lug:
Extractor Type:
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