Master Lock Adjustable Door Security Bar

3 available Dual Function door security bar for hinged and sliding doors. Resist forced entry through doors and sliding patio doors. Adjusts from 27-1/2" - 42" to fit most standard doors and sliding patio doors Top piece removes for sliding door application Rugged 20 gauge steel construction Pivoting ball joint assures full contact with floor Padded foot provides sure grope without scratching