Features: Nest Box Protection Plate is made of Corrosion-resistant Stainless Steel, protection Measures to prevent other birds, squirrels and carnivores from expanding the hole. Comes with screws to make it firmly embedded in the bird box and easy to install. The Smooth Surface will not harm the birds and is an ideal protection Device. Specification: material: Stainless Steel Size: 70mm*70mm Aperture 32mm Package includes: 4X Bird House Protection Board 16X Stainless Steel Screw

This Stainless Steel nest box plate 32mm is Suitable for Most Birdhouses, Making Your Feather Baby Safer and More Comfortable. Nest box protection plate excellent Sturdiness and Proper Thickness to Protect Bird House Entrances, predators and nest predators are prevented from enlarging entrance hole and robbing the nest. The bird nest box metal protection plate reinforces the entrance of nesting boxes. The surface is smooth and free of burrs, so as not to cause damage to the birds, nest robbers don't stand a chance. Sizes 70mm x 70mm square 4 fixing holes Supplied with wood screw fixings. This bird nest box metal protection plate is made of corrosion-resistant 304 stainless steel, durable, rust-resistant and corrosion-resistant.