Actually, yeah; my son and I are moving all our pens this year and we pulled up the old chain when we did, intending to junk it if it was rotten, but it had help up surprisingly well. It's kind of rusty in spots, but it didn't rot out like I figured, so we are going to reuse it. I can tell you...
Taking my own advice and RETURNING to the content of the thread, neighbors with loose dogs do present a problem, both physical and political. It helps to remember that you might save a few chickens today, by being aggressive and shooting the loose dogs, and few people here would blame you... but...