In some of the pictures they're Novatec (or rebranded Novatec, which is what PX's own track hubs are), and in some pics they're Quandos. So it's a risk, although the description does say sealed bearings.
@Regal started
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In some of the pictures they're Novatec (or rebranded Novatec, which is what PX's own track hubs are), and in some pics they're Quandos. So it's a risk, although the description does say sealed bearings.