For those seeking sealed cartridge bearing bottom brackets, there's so many excellent choices for all price ranges and weights. Campy NOS have been offered from multiple suppliers $9. - $15! That's if the size meets your applications.

The heavy but robust Shimano UN-xx for $20-25.

Ultra trick and light OmniRacer titanium $100.

And for those whom need or converting to Campy triples / vintage taper, suggest seeking the German brand F. A. G. sealed bottom bracket assembly ((why is this forum censoring F _ G?)) Kind of an oddity but they occasionally are found on ebay. NOS for $15-25. Stock up when you find them. Absolutely beautiful rollers with precise tolerance. Forewarned if it bothers one, they have Delrin threaded cups for the cartridge bearings. But, no corrosion or seized issues.