This screen and storm Door spring loaded strike by Prime-Line Products is constructed of aluminum components and comes in an aluminum colored, painted finish. It features a spring-loaded bar to ensure that your screen door is closed securely and includes two 1/16 inch thick plastic shims. The resilient strike is used on latches with a rigid interior latch. Adjustable to fit most installations. For best results, follow the installation instructions included with each package. These strikes are easy to replace using only a few simple tools. Please refer to the line art for dimensions and compare with your needs before ordering.