There is something pretty wild on the way from Boker, targeting a Spring 2026 release. This is the Extension Knife, a kukri-inspired fixed blade with a blade that can be used at two very different lengths thanks to a pivoting handle system.
Even if it didn’t have the headlining extendable blade feature, the Extension Knife would be an impressive piece of cutlery. In its full extended position, the blade measures 7.3 inches long, and when “retracted” it’s still a pretty imposing 4.7 inches. While it certainly has a “tactical” vibe, Boker’s copy points out that the intended category for the Extension Blade is actually the outdoors knife segment. Made from D2, this blade should manhandle most chores in that field without a ton of fuss.
Seems like an awful lot of work to design a knife with more points of failure. I am not a fan. Reminds me of the old Marbles Safety Folders
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Boker Extension Knife Flips Between Kukri and Drop Point
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