Talk:Jackson pickups/@comment-68.227.48.107-20181002162427/@comment-31469316-20181203190909

It would be alnico. Jackson used a C in the model names of there older/vintage pickups from what I've gathered to denote Ceramic magnets.

So you would have the J50B - alnico v J50BC - ceramic

J80 - alnico v J80C - ceramic

Etc.. I havent seen a J55 listed with a C myself but who knows.