Bottom Bracket
 

* 1.part of a bicycle frame around which the pedals revolve (connected to the down tube and the chain stays)
English Related Words* a bracket
* adjustable faller bracket
* age bracket
* alignment of top and bottom rollers
* angle bracket
* angular bracket
* at bottom
* at rock bottom
* at the bottom
* at the bottom of
* back bottom roller
* be at the bottom of
* bearing bracket
* bet one's bottom dollar
* bilge bracket