Pipe Hangers - $10 (Erwin, Tennessee)

Clevis Hangers for Pipes Size is 4" (inner diameter of the bracket is 4 & 3/4") $10 Each Condition is great, aside from minor superficial rust.
Each Hanger comes with a suspension bolt of varying length and a hex-bolt clamp, as well as a welded shield (curved plate) for use with both insulated and non-insulated tubing.
I have more than the ten hangers pictured here if you need it and can offer a discount for bulk purchases depending on the amount.