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I bought a cheap Shimano BB the other day. Took me a while to figure out what the plastic thing was. Why is it plastic? Why isn’t the bottom bracket the same size as the others?
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July 6, 2020, 6:57 p.m. - Tjaard Breeuwer
I bought a cheap Shimano BB the other day. Took me a while to figure out what the plastic thing was. Why is it plastic? Why isn’t the bottom bracket the same size as the others?