i think it's a tire. i'd speed up the animation a bit though and add transparency (if your program allows it).
you know what'd be a good place to get critique? pixelation.swoo.net. it's a pixel art forum, with like 1200 members, you'll get some good critiques there.
I think that's... something.
Lol I'll post a better picture of what it would be
and ill take your sugestions
ok it was suposed to look like this:
without the mess in the middle