Thread: What size BB do I need to get a 42mm chainline with a 1977 Super Record Crank?
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Old 02-02-09 | 07:34 PM
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jerrymcdougal
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Bikes: 86' Davidson Impulse, 83' Windsor Professional

Originally Posted by stronglight
3.) To be honest, I'd just go along with OTIS recommendation of the 111 mm. Campy AC-H / AC-S sealed BB unit. Much easier to find, than an older track axle alone, and a real bargain for only around $30. As I recall these were made for Campy 9-speed Veloce & older Chorus cranks, but should give a close enough fit.
Here is a photo:

I went with the ACH option and it gave me a nearly perfect 42mm. And at a fraction of the cost of an original. Thanks everyone!
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