I personally like the external BB cups for the ease of installation and removal, and a Ultegra model can be had for $25 and will last a while. I just replaced the one I had on my Trek 7300 I put in in 2007.
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Brian | 2025 Trek Checkmate | 2025 Lynskey Elysium | 2022 Trek FX Sport 5
you should learn to embrace change, and mock it's failings every step of the way.