BB Axle length? – Singletrack World Magazine

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This topic has 3 replies, 3 voices, and was last updated 15 years ago by nickc.

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BB Axle length?
MrCrushrider
Free Member

how do you know what bb axel length you need?

ta

Ben

Posted 15 years ago

Swiftacular
Free Member

Depends on BB shell width.

Posted 15 years ago

MrCrushrider
Free Member

so if i have a 68mm shell width, what size axle would i be looking for?

ta

Posted 15 years ago

nickc
Full Member

depends on the cranks you want to use, and the centre line of the bike. Most new-ish bikes are designed around a 50mm chainline, older bikes tend to be narrower than that.
TBH, bikes tend to vary a lot, some best place to start for advice is the manufacturer.

Posted 15 years ago

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