The Erma Werke KGP68 is a unique and specialized firearm, and finding specific aftermarket parts like bi-fold slides can be challenging. Typically, manufacturers and custom gunsmiths would be the best sources for such modifications. It's advisable to consult with specialized firearms dealers or gunsmiths who may have experience with this model for any custom solutions.
20-100 or so
You did not say which model. The Erma-Werke KGP68, which looks like the traditional "Luger" pistol, is about $250-$500, depending on condition. If you have a different model, please repost with that information.
No
The value of an Erma-Werke handgun actually depends on a number of things. Some of these things include the age and condition of the handgun.
50-150 or so
that is correct..............
No published sn data.
More correctly,WHAT is deutsche werke. Deutsche=German and Werke= manufactory Deutsche Werke is a German company that makes pistols.
This model was manufactured from 1973 to 1978 by Erma Werke in West Germany for Ithaca.
Amazonen-Werke was created in 1883.
Erma Werke was created in 1922.
Deutsche Werke was created in 1925.