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Bottom bracket: Difference between revisions

From Bike Collectives Wiki
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=== References ===
=== References ===


* [http://en.wikibooks.org/wiki/Bicycles/Maintenance_and_Repair/Bottom_Brackets/Bottom_bracket_overhaul Wikibooks bottom bracket overhaul manual]
* [http://www.parktool.com/repair/readhowto.asp?id=94 Park Tools cartridge bottom bracket service guide]
* [http://www.sheldonbrown.com/gloss_bo-z.html Sheldon Brown's Bottom Bracket Definition]
* [http://www.sheldonbrown.com/gloss_bo-z.html Sheldon Brown's Bottom Bracket Definition]

Revision as of 06:48, 16 October 2007

File:Bottom bracket exploded.jpg
Diagram of a cup & cone bottom bracket

Bottom Brackets are what your crank arms attach to spin.

Types

Cartridge or Sealed

Identified off the bike by the roughly 1" tubing around the axle.

Cup & Cone/ Unsealed

These have a lock ring and have either a threaded or cotter pin axle.

One Piece

Commonly found on inexpensive BMX bikes.

References