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CRKT M21-14SF Special Forces Half Serrated Folding Blade Knife

Price: $144.99
In Stock



  • Manufactured by CRKT.
  • Enhanced Security: The automated liner safety adds an extra level of locking security.
  • Effective Cutting: Triple Point™ Serrations easily slice through fibrous materials.
  • Durable Yet Light: The aluminum handle provides strength while maintaining a lightweight.

Our aluminum InterFrame SF folders feature a distinctive design that incorporates a mix of Carson Series characteristics specifically requested by military procurement specialists. They chose deep-bellied spear point blades for their exceptional strength. The open construction allows the inclusion of two Carson Flippers, creating a true hilt—a feature uncommon in folding knives.


  • Blade Steel: AUS 8
  • Blade Edge: Triple Point Serrations™
  • Blade Finish: Titanium Nitride
  • Blade Length: 3.99" (101.35 mm)
  • Blade Thickness: 0.14" (3.56 mm)
  • Overall Length: 9.25" (234.95 mm)
  • Closed Length: 5.38" (136.53 mm)
  • Weight: 5.70 oz. (161.59 g)
  • Handle Material: Aluminum
  • Style Folding Knife with Liner Lock