2Pack Zinc Box Rail Hanger With 9 Bolt, Designed For Use On Wood Frame, Metal Clad Doors Using A 2 x 4 Or 2 x 6 Frame With National’s 59, 5100, 5103, 5104, 5105, 5110, 5114 Or 5116 Box Rail, Includes 2 Washers, Four Hex Nuts, 2 End Caps Per Pair, Made Of Durable 1 Piece, Precision Formed Steel, The 12 Offset Bolt Adjusts Both Vertically Laterally From Inside Door, Connecting Bolt Threaded 7 Adjusted Laterally 1 By Turning Offset Bolt For Desired Clearance, Boxed