Bike Forums - View Single Post - 2 diff size mid bb?

03-23-06 | 05:57 PM

#6

KinetikBiker

Dig.

Joined: Mar 2005

Posts: 6,168

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From: VA

Bikes: FTW, Gunnar Roadie, Open U.P, Gunnar Rock Hound, S&M CCR

Quote:

Originally Posted by lyledriver

sheesh.

The 19 vs. 22mm refers to the bottom bracket spindle size, ie. .THE INNER DIAMETER OF THE BEARING!!!

The outer diameter is the same.. meaning, if you use a 19mm spindle in a mid bb shell, your bearings will be bigger than if you use a 22mm spindle in a mid bb.

However, now that I've looked at the S&M website, they only show a 19mm spindle mid crank/bb set.

http://www.gsportbmx.co.uk/support/r...ompendium.html
http://www.gsportbmx.co.uk/support/r...s%20again.html

Thank god someone can explain this better than i did.

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