Zinc based and in a good, somewhat worn condition, the finish mostly faded.
Not marked but a known variation that has been attributed to the company of Förster & Barth, Pforzheim (L/21).

Zinc based and in a good, slightly worn condition. The finish, as usual, mostly faded.
Not marked but a known variation that has been attributed to the company of Förster & Barth from Pforzheim (L/21). See GCA-Datenbank. With the typical shaped pin for this maker. The hook soldered directly.