S&K Expansion Kit for Fountain Rack with 8 Double L Arms amish made birdhouses The bulk of the book

The bulk of the book discusses purple martins' housing needs—the right height

Capable of housing up to twelve separate martin families

with a 3" swaged end which connects to the next tube

4 key locks

Enjoy a successful and thriving martin colony in your backyard using this Heath 12-Room Deluxe Purple Martin House and Gourds Kit

S&K Expansion Kit for Fountain Rack with 8 Double L Arms amish made birdhouses The bulk of the bookDouble the capacity of your existing S&K Fountain Rack gourd system with this S&K Expansion Kit for Fountain Rack with 8 Double L Arms. Set of four brackets, 8 Double L arms, and included hardware lets you add up to 8 additional gourds to your S&K Fountain Rack. This expansion kit is designed specifically for use with existing 1. 9" outer diameter pulley system poles (not included). Each of the 8 arms on the hub extend straight outward before bending