The Design House Hollow Core Hinge Pin heavy duty door stoppers come in a 5-pack for your convenience. These door stops are made of zinc alloy and come in a sleek oil-rubbed bronze finish to match with your door hardware. These durable door stops are designed to protect your walls and doors from damage and eliminate the slamming door sound. Measuring 2-1/2-inches by 1-1/2-inches by 1/4-inches, this doorstop will accommodate 1/4-inch to 5/16-inch diameter hinge pins and adjusts from 85-degrees to 125-degrees to suit your specific needs. Remove the risk of punctured walls and splintered wood caused by slamming doors. ?