Purple Martin Deluxe Gourd Rack System with 12 SuperGourds

Offer martins the perfect nest in your backyard with the Purple Martin SuperGourd System.  These 10" plastic gourds were designed and developed by James R. Hill III, Founder and Executive Director of the Purple Martin Conservation Association.  This system comes with pole, rack and 12 SuperGourds (you select standard oval opening or crescent (SREH) starling resistant opening).   Rack System The gourd rack system is absolutely top-of-the-line in construction, materials, and innovative design.  It features a four-part pulley system for easy raising and lowering; twelve 3/8 high-strength aluminum arms with 90-degree-bend gourd mounts; a polyester rope; an aluminum rope cleat; and a 2-inch-square aluminum pole assembly with a plastic pole cap.  Square poles are superior in strength to round martin poles.  Gourds slip on and off the arms quickly and easily, and anchor with stainless steel spring clips.  The gourd arms slip easily in and out of the all-aluminum, pre-assembled hub, which has