Prime-Line part #SP 9641 contains double loop extension springs with closed ends that are constructed of spring steel and come in a nickel-plated finish. These springs are designed for use with hinged screen doors constructed of wood and they feature a maximum deflection length of 25.20 inches. These springs are easy to install and are used by many.
May cause Cancer and/or Reproductive Harm - www.P65Warnings.ca.gov