Screen hanger set for wood single and double hung windows. Fits 7/16" thick frame. 2 sets per card (4 top hangers - 1/2" x 7/16", and 2 bottom latches - 1" x 1" x 7/16"). 2 ball head screws.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.