4085B Color: Brass Features: -Material: Brass.-Not include inside trim.-ISO 9001: 2008 certified company.-Excelled in the field of manufacturing since 1936.-Made in the USA. Dimensions: -Spring loaded flap: 1.75" W x 7.75" H.-Rough opening: 3" W x 8.25" H.-Overall Dimensions: 11" H x 3.5" W x 0.75" D, 5 lbs.