The Crupi Precise External Euro BB works great on any 2-pc style crank w/ a 24mm spindle.  Precision sealed bearings, precision fit w/ no more plastic dust seals & Precision performance!

• Machined tool slots so the tool will not scratch your BB
• Modified low friction alloy seals with less drag
• Compatible w/ all 24mm race cranks designed to be used w/ external BB's.
  
• Weight = 3.24oz