WUR abec 11 608 bearing
WUR have been making skates for the biggest skating brand in the world for years and now they have launched their own brand world wide.
This bearing is everything you expect in a cheap bearing. It is steel, has a nylon shield and will last as long as you maintain it. Simple, cheap and effective.
It also comes in a metal case so that you can keep them tidy and organised when you're not using them.