Heavy-Duty Storm & Screen Door Crash Chain Spring Kit (Zinc Plated)

Don't let a sudden gust of wind turn your storm door into an unintentional catapult! This heavy-duty storm door chain and spring mechanism is designed to absorb shock and prevent your door from swinging open too far—saving your hinges, glass, and sanity. Zinc-plated for weather resistance and complete with all necessary mounting hardware, it's cheap insurance to keep your door firmly attached to your house where it belongs.