S&K Expansion Kit for Multi Gourd Rack bird house mounting poles and this complete kit provides

and this complete kit provides you a convenient and inviting shelter

A helpful cap can be removed from whichever entrance you wish to cover with the tunnel and then placed over the other end for a convenient and variable accessory

Make your purple martin haven a more efficient and pleasing space by using this 12 Pack of Troyer's Conley II Vertical Gourd with Wing Entrapment Guard

metal rod for hanging gourds (not included) below the nesting box

Note: For added stability

S&K Expansion Kit for Multi Gourd Rack bird house mounting poles and this complete kit providesAdd extra space for hanging even more gourds on your existing martin pole using this S&K Expansion Kit for Multi Gourd Rack. Set of four 20" tubes, four 7" tubes, 4 aluminum angle arms, and hardware lets you add 12 more gourds to your existing S&K Multi Gourd Rack. This expansion kit is specifically designed to work with the S&K Multi Gourd Rack, which slides over 1. 9" outer diameter pulley system poles (not included). Aluminum angle arms each hold 3