SOG Knives

SOG Pentagon FX Blackout Knife

Item No. 729857-17-61-01-57
277.95 $277.95
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Product Details

SOG Pentagon FX Blackout Knife


Representing an evolutionary step in hard-use fixed blades, Pentagon FX is a full-sized knife made for the modern-day warfighter. It features a double-edge CYRO S35VN full-tang steel blade, removable G10 handles and a GRN sheath compatible with SOG's next-generation Universal Mounting System. It's fully customizable to meet the demands of various missions, and purposefully designed to exceed expectations.


  • Hardness: Rc. 58-61
  • Blade Steel Type: CRYO CPM S35VN
  • Sheath Material: GRN
  • Blade Finish: Black Titanium Nitride
  • Model #: 17-61-01-57
  • Mounting: Universal Mounting System
  • Blade Shape: Spear Point
  • Overall Length: 9.93"
  • Country of Origin: Taiwan
  • Edge Type: Straight
  • Blade Length: 4.77"
  • Handle Material: G10
  • Blade Thickness: 0.18"
  • Handle Color: Blackout
  • Weight: 6.5 oz
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