Sliding Glass Door Security Bar White Color - Feel Safe At Home with These Adjustable Home Security Bar 1-1/2" Dia. X 20-1/4" to 41" Sturdy steel won't bend, break or pop out Each easily adjusts to the width of a sliding door Sliding door bar 1-1/2" dia. x 20-1/4" to 41"L Sliding door lock and securely in position Come with instruction