Knape & Vogt 1138 Window Guard Solid Steel 30 x 24-42 WhiteHighlights: Protect basement, garage, and house windows from break ins. Hinged burglar bars are constructed of 3 8" solid steel bars and heavy duty welded channels. White enamel finish. Burglar bars are adjustable width of 24" to 42", and can be surface or recess mounted. Most models accept padlock (not included). Mounting hardware included. Child safety 3 1 2" spacing between bars. Ht x Wdth In=30 x 24 42 No. Bars: 8