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Extrema Ratio 0229BLK BD2 Contractor Linerlock Knife Black
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Extrema Ratio 0229BLK BD2 Contractor Linerlock Knife Black

0229BLK by Extrema Ratio Knives
1 customer review
List Price: $316.30
Our Price: $256.80
Savings: $59.50 (19%)
Free ShippingThis item qualifies for free shipping Fast ShippingShips Same or Next Business Day From Our U.S. Warehouse
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Description

Model/Item/Part - EX0229BLK. Extrema Ratio Knives - BD2 Contractor Linerlock Knife Black. 5" (12.7cm) closed. 3.75" (9.53cm) black MIL-C-13924 burnished partially serrated double edge Bohler N690 stainless dagger blade. Black anodized aluminum handle. Extended tang. Pocket clip. Boxed. Made in Italy.

Specifications

  • UPC: 871373556056
  • Weight: 0.36 pounds
  • Dimensions: 6.5 × 2.75 × 1 inches
  • Manufacturer/Brand - Extrema Ratio Knives
  • Product Number: EX0229BLK
  • Extrema Ratio 0229BLK - BD2 Contractor Linerlock Knife Black
  • 5 inch (12.7cm) closed
  • 3.75 inch (9.53cm) black MIL-C-13924 burnished partially serrated double edge Bohler N690 stainless dagger blade
  • Black anodized aluminum handle
  • Extended tang
  • Pocket clip
  • Boxed
  • Made in Italy

Customer Reviews

  • Effective Modern Version

    By Guy M. on February 18, 2026
    The BD-2 BLK Contractor draws its soul from a long lineage of Italian blade-making, tracing back to the Renaissance stiletto and the iconic trench daggers used by the Arditi. Historically, Italian double-edged designs prioritized the thrust, evolving from battlefield sidearms into compact, concealable tools used for personal protection and close-quarters precision.
    The build feels robust in hand though the knife weighs only 105g (3.7 oz). The double-edged geometry and aggressive design mean it rarely qualifies as a standard "pocket knife" for everyday carry. In many jurisdictions, a blade sharpened on both sides reclassifies the tool as a dagger or dirk, making pocket carry legally precarious. The BD-2 Contractor is better suited for a sheath or pouch. This placement ensures the double-guard flipper doesn't snag on pocket linings and keeps the knife oriented. If you are looking for more of an EDC check out the "Lucky" style.