i wanna get seymour duncan jb/jazz and am worrried as i hav a cort m-600 and wonderin if 1. do they fit.
2. i hav a thing which swiths from hums 3 singles and wonderin will i stil have this if i change
3. how do i know if i am changing them right
4. are jb/jazz expensive?
5. are they good 1s?
5...