Stanley National N174-284 Hanger Barn Door 300Lb Zn 9In National rail hanger, 600 lb. Load capacity, suitable for use with: doors, 1/2 in offset, 9 in bolt length, fasteners: bolt, steel, zinc plated. Designed for use with box rail on Wood-Frame, metal-clad door using. For use with59, 5100, 5103, 5104, 5105, 5110, 5114 or5116 box rail. Packed with four washers, four hex nuts and two end caps per pair. Features. Designed for use with box rail on Wood-Frame metal-clad door using. For use with 59 5100 5103 5104 5105 5110 5114 or 5116 box rail. Packed with four washers four hex nuts and two end caps per pair. The 12 in. Offset bolt adjusts both vertically and Laterally from inside door. Connecting bolt threaded 7 in. Adjusts Laterally 1 in. By turning offset bolt for desired clearance. Durable one piece precision formed steel. Each hardened axle has 12 hardened and precision-ground alloy steel roller-bearings. Delrin seals keep out dirt while holding in long-life grease. Safe working load - 300 lb. Per hanger. Finish - zinc plated. Size - 9 in. Features Designed for use with box rail on wood-frame, metal-clad door using For use with59, 5100, 5103, 5104, 5105, 5110, 5114 Or5116 box rail packed with four washers, four hex nuts and two end caps per pair USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.