Share 'narai mkiv beam bracket replacement'

I recently purchased a narai MKIV from the seventies. I have found that the brackets holding the beams in place are old steel and rotted out and I need to pull up all the beams and replace the steel brackets. I was wondering if anybody has any experience with the trough style design theme and could tell me if it would be better putting aluminum brackets in next time or to continue to go with the…