I thought that for all of those who want a plain edge Harpy I'd post this picture of an old SS handle one along with a G10 and a regular SS version. If you look close you can see the spring for the lock passing by the vent hole. The sping is formed from the back handle spacer.
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~Keith~
"War to the knife and knife to the hilt"
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~Keith~
"War to the knife and knife to the hilt"