National Mfg N105-270 Galvanized Trolley Rail 12 Ft

Product Description

The NATIONAL MFG/SPECTRUM BRANDS HHI N105-270 is a 12-foot galvanized trolley rail designed to support sliding door hardware systems rated for doors weighing up to 450 pounds. Constructed from galvanized coated steel, this rail delivers corrosion resistance suitable for demanding installation environments. It is engineered to work with a range of single and multiple bracket configurations, with 24-inch bracket spacing. Screws for attaching the rail are packed with the brackets, which are ordered separately. This rail meets ANSI/BHMA A156.14 Grade 1 specifications, making it appropriate for heavy-duty door hardware applications in commercial and residential settings. Installation is handled by door hardware professionals or general contractors.

This trolley rail is suited for overhead sliding door systems where high load capacity and durable hardware are required. It is compatible with brackets 769-331 and 351-015 at 24-inch bracket spacing. The Grade 1 rating indicates suitability for high-traffic or heavy-use door installations, including barn doors, sliding commercial doors, and industrial access doors. The galvanized finish makes it a practical choice where moisture exposure or harsh environmental conditions are a concern. This product ships as a package of 4 units per pack.

Key Features

• Supports doors weighing up to 450 pounds
• 12-foot rail length for full-span door coverage
• Galvanized coated steel construction for corrosion resistance
• Compatible with a wide range of single and multiple bracket types at 24-inch bracket spacing
• Meets ANSI/BHMA A156.14 Grade 1 specifications
• Screws for rail attachment are included with brackets (sold separately)

Compatibility

Designed for use with brackets 769-331 and 351-015 at 24-inch bracket spacing. Compatible with many types of single and multiple sliding door brackets. Brackets and attaching screws are ordered separately.

Installation Notes

Installation should be performed by a qualified door hardware technician or experienced contractor. Ensure the mounting surface is structurally adequate to support the rated door load before attaching the rail. Brackets and fasteners are not included with the rail and must be ordered separately. Follow ANSI/BHMA A156.14 Grade 1 installation guidelines and any applicable local building codes throughout the installation process.