So I got a set of nice-looking SR cranks (among other things) on a really yucky frame for super cheap. The cranks are what caught my eye, since they're one-piece forged cotterless cranks, and look really nice.
From what I can find on the google machine, SR components were made in Japan by Sakae...and that's about all I know. The particular cranks I have are marked "SR APEX", and are dated '76. Are these good stuff, or no?
Here's some bait: