measuring for bottom bracket ? [Archive] - Bike Forums
The BB shell is the frame tube into which the BB threads. It will measure 68mm, 70mm or 73mm wide. Measuring the shell is easy. Flip the bike upside down
BikePro.com /Buyer's Guide / Bottom Bracket Overview - Bicycle
For "floating" type bottom brackets this isn't an important measurement , since the entire B/B moves, but in fixed cup type this can be a consideration.
How to Measure a Bottom Bracket | eHow.com
26 May 2010 How to Measure a Bottom Bracket . A bicycle bottom bracket consists of a spindle, two threaded cups and two sets of bearings.
Bottom bracket - Wikipedia, the free encyclopedia
4 posts - 3 authors - Last post: 11 Aug 2007I need to move my crank chainline out by 2mm (from 46mm to 48mm). I currently have a 113mm BB , so I was about to order a 115mm one.
Bottom Bracket measurement - Mountain Bike Forums
14 posts - 1 authorNot all square taper crank and bottom bracket combinations are compatible. Although nearly all spindles use a 2 degree taper, there are two competing
retrobike :: View topic - bottom bracket size HELP!!
23 Jun 2010 I have a broken STI for triple chain ring but still would
crank instructions - White Industries
15 posts - 5 authors - Last post: 4 JanAnyways, it should be symmetric calculation, long gone are the asymmetric bottom brackets . Not sure why the UN54's measure above are showing
Cycling Tech Support
29 Dec 2008 They only make 2 size BB axles, so I'm assuming the mountain measurement is with the 121 mm and the road is with the 103mm.
Frame Measurement Terms | Calfee Design
How does one determine what bottom bracket spindle length to get? I'm asking what I need to measure on the bike to make sure I get a length that will give
Bike Building: The Bottom Bracket and Chainset – Shimano
5 May 2009 The BB shell. I didn't know what that was. I assumed it was a measurement taken on the BB device itself. When I searched for it online,
How do I measure a bottom bracket - BIKEmagic Forum Messages
4 posts - 2 authors - Last post: 7 Dec 2007 Bottom Bracket measurement Drivetrain - shifters, derailleurs, cranks.
Dave Moulton's Blog - Dave Moulton's Bike Blog - Bottom Bracket Height
11 posts - 6 authors - Last post: 7 Jun 2010i figured this was the best place to get a quick answer. where do you measure a frame to get the correct measurement for a bottom bracket ?
velospace bike forums - How to calculate " BB height"??
9 posts - 4 authors - Last post: 5 May 2010While I find BB drop to be the more meaningful measurement (since you Measure the bottom bracket height and subtract it from the radius
Bottom Bracket Replacement - Bicycle Repair Forums
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Help! Elusive BB size 68 x 103, where from? « Singletrack Forum
30 Jul 2007 I know that the first number in sizes is the frame width but what The two measurements are: Bottom Bracket shell width (off frame)