Antique Style Steel Sliding Wood Barn Door Hardware 120&Prime; with Splice, Premium Quality. Extra Supply : Longer Bolts for Door Thickness 1-3/4" and Concrete Anchor Bolts ! 120"Antique Style Steel Sliding Wood Barn Door Hardware, Rich Dark Brown with Splice Premium Quality, Strong Hardware for Interior and Exterior use. Wood door Thickness from 1-3/8 - 1-3/4 US Standard 16" Stud Spacing Holes Easy Installation and Detailed instruction Manual Included. Door Panel is not included.