N104-414 Double Box Rail Brackets, Galvanized, Adjustable

National Hardware N104-414 Double Box Rail Brackets are galvanized steel mounting brackets engineered to support a double run of #5114 or #5116 box rail systems. These brackets are essential hardware for securing sliding door rails on storage sheds, warehouse doors, cabins, trailers, and other heavy-duty applications where reliable support is critical.

Each bracket includes a lag bolt for secure mounting and should be installed at two-foot intervals along the rail run to ensure proper load distribution and smooth door operation. With a 300 lb. safe working load rating, these galvanized brackets deliver the durability needed for tough storage and garage installations.

Features and Benefits

• Galvanized Steel Construction: Resists corrosion for long-lasting performance in demanding applications.
• Adjustable Mounting Holes: Multiple mounting positions allow flexible installation to achieve the perfect fit on any rail setup.
• 300 lb. Safe Working Load: Engineered to handle significant weight, suitable for heavy-duty storage and garage door applications.
• Includes Lag Bolt: Pre-packaged with mounting hardware for complete installation.
• Two-Foot Spacing Recommendation: Professional guidance ensures reliable performance and load support throughout the rail system.

Specifications

• Brand: National Hardware
• Model: N104-414
• Material: Galvanized steel
• Design: Double box rail brackets with adjustable mounting holes
• Includes: Lag bolt
• Safe Working Load: 300 lb.
• Compatible Rails: #5114 or #5116 box rail
• Installation Spacing: 1 bracket every 2 feet of rail