EZ3-P: Mounts using your safety pin which was included with all 3-inch square Super System 24, And Gemini Gourd Racks.
EZ3-B: Mounts using a custom bracket that you place on your 3-inch square pole. We recommend this style if you live in windy areas.
Will only fit the 3-inch-square Super System 24 and Gemini gourd rack pole we offer
Will prevent snakes, raccoons, cats, squirrels, and opossums from climbing your 3”-square pole and predating your martins.