Heavy Duty Purple Martin Gourd Replacement Caps!
These Heavy-Duty PMCA (Purple Martin Conservation Association) Gourd Replacement Caps are made of heavy polyethylene and are UV damage resistant. Caps measure 4-3/4" inside and are ribbed for easy removal. No need for liners. Can be used with SuperGourds, Excluder Gourds and Troyer Gourds. Will not fit Natural Gourd Access Ports. Will not fit S&K Gourds. Made in the USA!
4 Caps/Pack