I have been asked what does this Weihrauch stock fit, and received theses pictures. I'll leave positive identification to the Weihrauch experts.

http://mynetimages.com/1d82ecf772.jpg
http://mynetimages.com/e23f1f559c.jpg
http://mynetimages.com/278186ba2f.jpg
http://mynetimages.com/b968b0038d.jpg
http://mynetimages.com/cf71ce3355.jpg