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  • Been having some bottom bracket (BB) woes. Noticed a click on the top of the left pedal stroke decided to re-grease the BB. Took it apart cleaned everything re-greased, put it back together.

    Roll forward a week.

    Notice my cranks sticking here and there, gets progressively worse on the ride. Get it home and off the bike notice my bike has turned into a rain-stick (this provided no calming effect)

    Que another strip down of the BB.

    Upon inspection, I found all the bearing on the non lockring side of the where out of the cage, which now would no longer hold them. I pinched the cages with pilers to secure the ball bearings back in place. Re-greased repacked with cages against the cones

    Lifted my bike out today for my cycle to work jingle-jingle; LOOSE BEARING! Cycle to work was sub 3miles so risked it. Want to take care of this ASAP, so my questions are:

    1. I figure I am over-tighting the bottom bracket, causing the damage to the cage, however what else could cause?

    BB info:

    • Campagnolo Italian threaded

    • plastic sleeve is in two parts, the smaller part pushes into the other.

    • 2 caged bearings from memory 8/9 bearings in each cage.

    • Two screw in cones one locking.

    here is a pics of my spindle
    http://i.stack.imgur.com/qyFp8.jpg

    Brev whatever that means
    http://i.stack.imgur.com/D6rcB.jpg

    2. What size bearing does an Italian threaded BB take?

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