Early A Body Sway Bars

Ive found a junkyard one off of 99-06 chevy 2500 4x4 and its HUGE but hollow....something like 1-3/8 to 1-1/2. Its the right width and 'depth' but I have not found a way to mount it.....Im planning on exporer bar in the rear.....not sure what car yet tho.