Seller: awagonwheeltrail (2,812) 100%, Location: Waterbury, Connecticut, Ships to: US & many other countries, Item: 351918805329 WHAT IS IT ? a lot runs through the old brain about what it was used for! it looks like folk art as well! the duck is old iron and I don't think it is cast! It doesn't look to be! I think it is a shutter dog wait I think it is a target wait I think it is a picture nail maybe for a fence post and it swings in the wind? you got it right I don't know for sure! it is old! LOTS OF AGE! for more old hardware and combined shipping check my auctions.