Light Bar Mounts??

[1998 Superchev]

Looking to mount a 52 inch straight light bar on the roof right above the windshield. Rough country doesnt make a kit for my 98 z. Any recomendations on where to get good mounts at that dont cost 110 bucks? Any help/pictures would be great!

 

[99'Subourbon]

http://www.gmt400.com/threads/led-light-bar-mounts.31651/