If cartridge, look at your current ones and you will find a code. Google that, there are some online bearing supply places. If loose ball bearings, I forget what the diameter is but you should be able to get some in a bike shop for pence.
@Cupcakes started
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If cartridge, look at your current ones and you will find a code. Google that, there are some online bearing supply places. If loose ball bearings, I forget what the diameter is but you should be able to get some in a bike shop for pence.