This is a set of 4 vintage boat vents. They are in fairly decent shape for their age. The chrome shines nice with the exception of some scratches pits here and there.
One has a slight discoloring blemish on the top. A few have some small dents here and there overall not to noticeable except up close. Part # on the underside is C543.
They wouldn't look to bad on a restoration project. The item "1948 century seamaid Chris Craft Vintage boat vents C543" is in sale since Friday, October 19, 2018. This item is in the category "eBay Motors\Parts & Accessories\Boat Parts\Deck & Cabin Hardware". The seller is "captfro" and is located in Waterville, Minnesota. This item can be shipped worldwide.