Concentric hanger to use on standard strut bar.
 
Available inside thread hole sizes and uses:
1/4" - general use
3/8" - up to 4" diameter pipes, weight up to 1500 lbs, cULus
1/2" - up to 8" diameter pipes, weight up to 4050 lbs, cULus
 
Will need all thread rod, heavy duty washer, and hex nuts for complete cULus assembly.