Does anyone know what this is?

[45flattop]

This first example is a front sight pusher for a dovetailed blade,
and this one is for a Swiss K-31/K31.

http://i72.photobucket.com/albums/i166/45Flattop/k31sig10.jpg

Could this item be one for some other rifle?

http://i72.photobucket.com/albums/i166/45Flattop/42274310.jpg

Thanks in advance folks

John