i have em on my epiphone les paul. There pretty good. There what slash uses on his gibson les paul. If u can get your hand on the song "beggers and hangers on", the intro is clean alnico 2 pro. If you want more opionion on the subject go to harmoney central reviews.
http://www.harmony-central.com/User_Reviews/ find your way from there.
WWSD? What would stevie do?