National Hardware N105-270 Box Rail, Steel, Galvanized, 1-57/64 in W, 2-13/32 in H, 12 ft L

Designed for use on doors weighing up to 450 lb. Rail drilled 24 in OC for brackets. Can be used with many types of single and multiple brackets. Screws included. Meets ANSI/BHMA A 156.14, Grade 1. Rail is formed to give an even tread to hanger wheels.
Unit: EA
UPC: 038613105270
Model Number: N105-270