SOG Knives

SOG Pentagon OTF-Blackout Automatic Knife

Item No. 729857-15-61-01-57
349.99 $349.99
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Product Details

SOG Pentagon OTF-Blackout Automatic Knife


The American made Pentagon OTF automatic knife is designed to meet the exacting demands of users who require a dependable one-handed, fast opening switchblade knife. SOG's Dynamic Lock-up System redefines open reliability and blade lock-up strength in OTF knives, while the CRYO S35VN blade and hard-anodized aluminum handle reinforce the durability of the switchblade. Pentagon OTF delivers reliable OTF technology for professional users who rely on high-end steel and technology.


  • Country of Origin: USA
  • Handle Color: FDE
  • Locking Mechanism: Dynamic Locking System
  • Opening Mechanism: OTF Switch
  • Handle Color: Blackout
  • Handle material: Aluminum
  • Edge Type: Straight
  • Blade Shape: Spear Point
  • Blade Finish: Black Titanium Nitride
  • Blade Steel Type: CRYO CPM S35VN


  • Overall Length: 9.08"
  • CLOSED LENGTH: 4.06"
  • Blade Length: 3.79"
  • Blade Thickness: 0.11"
  • Weight: 6.7 oz
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