In reply to my earlier post, lots of older steel frames had BB cutouts (that's a Masi I presume). If you have an old style unsealed BB then the better ones come with a sort of plastic sheath that stops grime getting in.
@NickCJ started
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In reply to my earlier post, lots of older steel frames had BB cutouts (that's a Masi I presume). If you have an old style unsealed BB then the better ones come with a sort of plastic sheath that stops grime getting in.