Originally Posted by Sunroofcuda
Would it be better/stronger to use two long grade 8 bolts with a locking nut to run through the rails




I've done this several times adding rear factory bars to my E bodies for the last few decades....zero issues, easy pezzy... employed none of the over thinking mentioned in other posts above, just drill/bolt done.... the one on my 71 Challenger has been on there 40+ yrs with poly bushings....zero issues