Prime-Line Storm Door Chain and Spring

This Storm Door Protector Chain and Spring by Prime-Line Products helps from damage when excessive force swings them open, like gusts of strong winds or running children. The steel chain installs into the door jamb and features a heavy gauge spring wire, which helps to cushion the would-be-impact, upon fast opens. These protective devices adjust to fit most any type of screen and storm door, and it comes in a corrosion-resistant.