Looks like you're missing a bushing from the middle of the lower jockey wheel in that pic. It should be slightly wider than the wheel; this holds the silver discs off it a bit, and allows a tiny bit of float.
@Bearlegged started
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Looks like you're missing a bushing from the middle of the lower jockey wheel in that pic. It should be slightly wider than the wheel; this holds the silver discs off it a bit, and allows a tiny bit of float.