Songbird Essentials Portal Protector 1 1/4″ Round Metal

This 1 1/4 in. opening portal is perfect size for Chickadee & Titmouse houses. They prevent unwanted birds from enlarging entrance openings on houses.

Features:
~ Portal Protector 1 1/4in. (Round Metal)
~Same benefits as the SE615 except it fits houses like Bluebird houses with 1 1/4 in. openings.
~Outside dimension: 2.5-inch thickness is 1/16 inch.