Designed For Use With Round Rail On Wood-Frame, Metal-Clad Doors Using A 2"X6" Top Lateral Packed With Four Washers And Four Hex Nuts Offset 9" Bolt (With 7" Thread) Adjusts Door Vertically And Laterally (1 ") From Inside Building Package Dimensions: 11.75" L x 6.13" W x 3.5" H