Originally Posted by bark_eater

Do you have a diagram to go with the numbers? What are values A, B and C? I'm wondering if I can get enough drive side extension with a 2 mm shim on a 115mm Campy bottom bracket. I didn't ride the original bike the crank was on. I bought it off a guy because "the gears don't work" and promptly took it apart. It was also missing the inner ring.