The more I read about this ISO and JIS thing, the more I got confused. I think mine is ISO. Here's a pic of my bottom bracket spindle:



Here is what Sheldon has; http://sheldonbrown.com/bbtaper.html

That means I either need to buy compatible cranks or swap it out with a JIS-compatible bottom bracket like a Shimano UN55, right? I notice too [that some Stronglight and some Sugino cranks are ISO while others are JIS.

Thanks for the help.