I did this same thing I work at a place that I have access to a waterjet. In my free time I was able to build up a set of these in solidworks and make a .dxf file to cut them out. I used 3/8" plate for mine. Mine were about a 5/8"-3/4" lift.
1993 Jeep Wrangler
4.0L Tom Woods rear HD shaft
D30 w/yukon alloys, lock right, jb4x4 bracket, Rusty's HD tie rod 8.8w/ LSD,SOA xj rear 100" wheelbase, homemade greasable boomerang shackles, SS braided lines, 1" prothane body lift, 35" TrXus M/T, smitty built XRC.
lots of gen right armor and rear stinger.