And he made the poles of acacia wood and overlaid them with bronze.

Exodus 25:5
ram skins dyed red and fine leather; acacia wood;

Exodus 38:5
At the four corners of the bronze grate he cast four rings as holders for the poles.

Exodus 38:7
Then he inserted the poles into the rings on the sides of the altar for carrying it. He made the altar with boards so that it was hollow.

And he made the staves of shittim wood, and overlaid them with brass.