National Hardware Stanley N105-726 5116 Plain Box Rail in Galvanized Steel, 8' Description National Hardware N Plain Box Rail in Galvanized, 8' The Stanley Hardware 8-foot trolley track is designed for doors weighing up to 450 pounds. This track can be used with many types of single and multiple brackets. Made from galvanized, coated steel, it meets ANSI/BHMA standards for strength. From the Manufacturer Stanley BARN TROLLEY TRACK 8FT 450LBS. 263301 Features: Box rail designed for doors weighing up to 450 Lb. per panel. 16-gauge galvanized steel rail bundled without fasteners or brackets. Can be used with various types of single and multiple brackets. Carefully formed to give an even tread to hanger wheels. Rail measures 2-1/4 In. x 1-3/4 In. Weather Guard protection Product Details: Style: Classic Brand: National Hardware Color: Galvanized Steel Material: Alloy Steel Shade Material: Alloy Steel Brand: National Hardware Included Components: Hardware; Door, Gate & Window Hardware;bi-fold-door-hardware Number of Items: 1 Model Number: N105-726 Number Of Pieces: 1 Unit Count: 1.0 Count Item Weight: 11.5 Pounds Water Resistance Level: Not Water Resistant Connectivity Protocol: Wi-Fi Material: Alloy Steel Shade Material: Alloy Steel Connectivity Technology: USB Wattage: 60 watts Style: Classic Color: Galvanized Steel Theme: Plain