Easier said than done on my phone. But it's the most common BB that Shimano has made for 7-8 years. 95% sure that English threaded Hollowtech II is what you need. Any if the following should work: 4500, 4600, 5600, 5700, 6600, 6700, 7800, 7900.
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"The older you do get, the more rules they're gonna try to get you to follow. You just gotta keep livin', man, L-I-V-I-N." - Wooderson
'14 carbon Synapse - '12 CAAD 10 5 - '99 Gary Fisher Big Sur