Bicycle bottom bracket evolution

Bicycle bottom bracket evolution
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Bottom Bracket Evolution: In pursuit of stiffness and light weight…

Remember the Magic Motorcycle bicycle crankset of the early 1990s? If not, it may be more familiar as the design marketed under the Coda brand by Cannondale from 1993 until the end of the decade – and the millennium – when the Connecticut firm introduced the BB30 oversized bottom bracket shell and axle assembly still used today with its System Integrated (Si) Hollowgram crankset..(continued on page 2 – use the blue-white arrow to the far right) >

 

 
 
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