Attractive ball top and 2 perch rods for your 3 inch pole makes your martin house or rack more attractive to your purple martins.
The aluminum ball top fits any 3 inch square pole. Holes are drilled in the ball top to accommodate the two 48 inch aluminum top perches that are included.
Each solid aluminum rod is 3/8 inches in diameter and 48 inches long.

Includes 2 straight aluminum rods, ball top, and set screws.