Just looking at it made the iron collar around his neck feel unusually heavy.

The gravity lay on my neck like so many iron collars.

He seemed far more concerned with the iron collar about his neck.

Or end up serving him with an iron collar around your neck.

I could barely see the iron collar around his neck in the moonlight.

A chain ran from the iron collar about his neck to the wall.

A man who wore the iron collar around his neck could only afford a limited look into the future.

Around his neck the iron collar weighed heavier than ever.

That was the ultimate deadly promise of the iron collar.

Well, there is the matter of that iron collar around your neck.