Waterpump pliers with a grip that will fit the cup. Grab it tight and wiggle it loose. PB Blaster, carb cleaner or brake cleaner will loosen the cup too. You can use those fluid also to clean the bearings and races. Inspect the bearings for rust damage.
__________________ "If it can't be reduced, reused, repaired, rebuilt, refurbished, refinished, resold, recycled or composted then it should be restricted, redesigned or removed from production."
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