The BladeForums.com 2024 Traditional Knife is available! Price is $250 ea (shipped within CONUS).
Order here: https://www.bladeforums.com/help/2024-traditional/
It works like the compression lock.
Not really. The compression lock wedges a locking tab between the tang and a stop pin, so the only way for the blade to close is by compressing the steel tab. The nak-lok has a similar tab which moves in from the side, but it grabs a hook on the tang much like a back-lock.