Rat Worx MRX Ambi X-Factor Reverse Tanto Auto Knife G-10 (4.1" Black, Satin)

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MSRP: $525.00
Our Price: $510.00
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Item #BHQ-76198


  • Overall Length:10.25"
  • Blade Length:4.125"
  • Cutting Edge:3.75"
  • Blade Width:1.625"
  • Blade Thickness:0.19"
  • Blade Material:CPM-154
  • Blade Style:Tanto
  • Blade Grind:Flat, Hollow
  • Finish:Black
  • Edge Type:Plain
  • Handle Length:6.00"
  • Handle Width:1.375"
  • Handle Thickness:0.68"
  • Handle Material:G-10
  • Color:Black
  • Weight:9.22 oz.
  • User:Right Hand, Left Hand
  • Pocket Clip:Tip-Up
  • Knife Type:Automatic
  • Opener:Push Button
  • Lock Type:Plunge Lock
  • Brand:Rat Worx
  • Model:X-Factor
  • Model Number:4G313
  • Country of Origin:USA
  • Best Use:Everyday Carry, Tactical
  • Product Type:Knife


This MRX X-Factor model is outfitted with a two-tone finished reverse tanto blade and a black G-10 handle.

The Rat Work X-Factor offers a beefy overbuilt design that is up for any big cutting challenge. It's equipped with a fully ambidextrous firing mechanism that can be switched out with a few simple adjustments. The MRX chain drive system provides flawless auto opening action for rock solid lock up every time. It has a G-10 handle that provides a sturdy lightweight frame, with a milled texture for superior grip. A stylized stainless steel pocket clip rounds out the impressive design. Gain the advantage of size with the X-Factor automatic from Rat Worx knives.

  • Reversible firing button and pocket clip provide fully ambidextrous use for lefties and righties.
  • Massive CPM-154 steel blade with a compound grind for diverse cutting performance.
  • Chain driven automatic mechanism offers rapid one-hand deployment and snappy blade lock up.

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Customer Reviews

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Great Auto
Thomas D.
This knife has a huge blade. The handle length is perfect for large hands. As with all Ratworx knives it has great action.