And this is ...

[kronckew]

a thingamy holder, the weighted arm is unhooked from the storage bar and placed on whatever needs holding while you work on it doing whatever you do to thingamies. is that a drain channel i see around the circular impression in the wood? is the V=notch deliberate or a broken bit? something small need pressing & draining: aha! an ancient walnut squeezer for making walnut oil one nut at a time....