Yes, chances are if the outside has started to rust the inside might be the same. Check for roughness turning the wheel and if necessary take apart and check the bearings and inside faces of the bearing cups for wear/damage. Also rusty parts looks like lack of mainteneance = Lazy
£11 for a Ritchey Pro Logic - Black
£20 BBB Black/Silver Polished
Either are decent budget replacements all found online including delivery.
Hope this helps.
