Base bracket: The bearing system that the pedals (and cranks) rotate all over. Is made up of a spindle to which the crankset is attached and the bearings on their own. There is a bearing floor on the spindle, and on Every with the cups that thread in the frame. https://kylerrlzlz.fireblogz.com/66299642/not-known-factual-statements-about-bike-part-art