I spun my wheels a little trying to juggle a few different things, but I did manage to make a cape greeblie. It's something I've always wanted to add, just never got around to it until now. I think that it looks like the PP1 cape clip with the arrowhead part broken off:
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I made it out of sintra and the screws I happened upon rifling through some old screws I have. The nuts and washers I had to buy, and they're reasonably tight, but I put some threadlocker on just in case.
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