Three. Studs for mounting the Jensen twelve" speaker did not line up With all the mounting holes over the speaker, had to 'tweak' the studs (aka bend) to mount the speaker. As another person identified within an earlier review, the cabinet speaker bolts on my kit have been away from http://kitelectronicsguitar86429.bligblogging.com/2240149/the-best-side-of-kat-electronics-irwin