yeah I never figured out what that is. Just that it has that sloped end that if looked at closely looks like it was sharpened. Maybe some hunter used it for skinning game or something.
sorry...thought you menat the other thing....the l shaped one went back and forth on this forum from a coffin handle to a c-clamp to part of an old ice skate. Have to revisit the site to see if any more parts are there cause it is only a portion of the whole thing. maybe more are around (it was near a lake so that is why I was thinking ice skate blade but attachment looks like a handle