Weep holes allow water to drain.
Anchored Post Base raises post one inch above floor.
Resists lateral motion.
Anchored Post Base has an ID of 5 1/2 inches X 5 1/2 inches for a good fit.
No extra parts to lose, will not rust.
Best Value in 6x6 post anchors.
aluminum alloy 319.1
ASTM 26-B MADE IN USA
Seller has other listings of Bases and Plinths and will custom an order for you.