I was dining in a restaurant that had several antiques on the wall, and one had us perplexed.
It was a 5 foot or so long wooden handle, with a silver semi-circle (about six inches in diameter) at the end. Where the circle was separated, there were three chain links that completed the circle.
So basically you have something that looks like this:
--------------}() <- three links of chain on this end
This item was near some ice hockey memorabilia, which leads me to think it is some sort of sporting good.