rear disk conversion?

[FJ40Dude75]

has anyone tried to use the weld on stlyle brackets I got a set for free from a friend who said they work for a cruiser but they seem smaller than the others I have seen ? can I still use 78 monte calipers and chevy rotors?

 

[toycrusher]

Lets see a picture of the bracket to get a n idea of what you are working with.

 

[FJ40Dude75]

cant figure out how to post the pic