You're not sure what they're called. It's an old rusted one of those red mailbox arm-swing flappy doodads, either for letting you know there is mail in the box, or maybe for alerting the mailman to outgoing mail to be collected. You don't know, really. You've wrapped a little piece of cloth around it for the grip.
Hey check it out. Every week we'll be revealing some new troll characters from Hiveswap until Act 2 is out. Follow the Troll Call here, and meet the first two here. Expect a few more surprises like this to drop in coming weeks.