Extrema Ratio NK1 Black Product Description: 5″ overall. 1 3/4″ blade. One piece Bohler N690 stainless construction with black finish. Molded black Kydex neck sheath with black cord lanyard. New, in box
Starting Thursday, 09/04/2025, at 9:00 PM CST until Friday at 6:00 PM CST, we will be migrating to the new website design. During this time, no checkouts will be available.
Get ready for the big relaunch; something GREAT is coming on Friday around 6 PM CST!
