I found this next to a cellar hole for what looks like what may have been an outbuilding at the former farm site I've been working. It's brass, but was still a tough find in the heavy iron. Looks like an adjuster wheel to something. Any ideas appreciated, thanks!

Name:  20170802_044008.jpg
Views: 211
Size:  34.2 KB

Name:  20170802_044016.jpg
Views: 186
Size:  40.3 KB

Name:  20170802_043952.jpg
Views: 184
Size:  35.6 KB