Bottom brackets come in various forms to cope with 2-piece or 3-piece cranks and various forms such as press-fit bearings and compression fit systems.
Adaptaturn
Adaptaturn Titanium
Action-Tec
Action-Tec Attack Titanium
Bullseye
Bullseye MTB
Bullseye/Klein press-fit
Bullseye Roller Bracket
Cook Brothers Racing
CBR Steel/Titanium
Cooks Quality Products (CQP)
CQP Steel/Titanium
Hope
Hope Steel/Titanium
Real
Real Titanium
Real Cro-Mo
Ritchey
Ritchey SuperLogic Pro
Shimano
Shimano UN51
Shimano UN71
Shimano UN91
Syncros
Syncros Titanium Pro Series
Syncros Titanium Gorilla Series
TNT
TNT Ultimate Nitro Titanium Superlight
TNT Ultimate Titanium Comp
White Industries
White Industries Phantom Titanium
White Industries Phantom Cro-Mo
Zero Components
Zero Components Hardcore Titanium
Zero Components Hardcore Cro-Mo