12' X 1-3/4 Steel Track Box Sliding Door Rail

Track, Sliding Door, Max. Weight (Lb.) 450 lb, Steel, Galvanized Finish, Length (In.) 144 in, Height (In.) 2 1/4 in, Width (In.) 1 3/4 in, Steel, Hardware Not Included, For Use With Doors Weighing Up To 450 Pounds