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It's just an older style of BB. It's a square taper BB. Simply remove it and it should indicate width of the axle and the cup size (very likely 68mm). Then go order a Shimano BB-UN52 for less than $20 online. It'll outlast the rest of the bike. BTW, you can still find these cranksets on ebay. Good luck!


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If you have a Fuji, and its got a double chainring, you have what is called a loose ball bottom bracket that is square taper. Yes the ball bearings are caged in a little cage, but it is loose ball. All Japanese bicycles from the 80s have these horrible bottom brackets except the very top of the line, because most of them used the funky external nut ...


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I have a carbon framed bike with a press fit BB. Recently the non-drive side bearing disintegrated, and having the Park tool to remove/install the cups I thought I'd be good to go. The drive side cups popped out no problem, but the non-drive one had frozen solid in the way that aluminium seatposts can in carbon frames. Despite hammering it like all bezoomny,...


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Put the spacers back in and see how it feels. If it feels better and your gears a shifting well enough for you, leave them in. As @Daniel says, chainline is not as important as some believe. In a perfect world, you get the chain line right and never, never, ever, cross the chain. But just like the movie, sometimes you just have to cross the chain, and hell ...


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Welcome to BB standards hell...... you are about to learn far more than you wanted to about bicycle gearing cranks and chain rings.....The only spec I could find on these was the 1999 model, which used a Shimano BB-UN52, 113mm spindle BB Shell Width 73mm - its pretty common and typical of that era MTB. Your idea of another crank set is a possible ...



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