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New Runt J4 Auto Knives

Posted by admin on Oct 21st 2010

PT4405, J4 Runt Auto Knife

We just added a few more variations of the extremely popular J4 Runt auto knives from Pro-Tech Knives.  These great knives have incredibly fast action.  We added the 4404 and the 4405.  Both of these knives have Carbon Fiber inlay and the 04 has a stainless blade while the 05 has a DLC black coated stainless blade.  We also put a few G10 inlay J4’s into stock.  Check out all the models on our retail site.


Overall Length: 5.27″

Blade Length: 1.94″ / .110″ Thick
Handle Length 3.33″ / .44″ Thick
Weight: approximately 2 ounces
Carbon Fiber Inlays
DLC Black Tactical Finish Blade