Completely retail set for by-pass dial adjust passing doors. Designed for 3/4 in or 1-3/8 in thick, weighing up to 60 pounds. Hanger system allows for easy panel removal and adjustments. Vertical adjustments can be made after installation. V-groove track forsmooth, quiet operation. Self-aligning wheel system. Permanently lubricated thermoplastic wheels. Conforms to ANSI A156.14, type D8742. Includes: 1 BP75-03 Gal vanized steel track, 1 pair BP60-41 hangers, 1 pair BP60-42 hangers, 1 BP150-71 adjustable floor guide, and 2 BP150-61 finger pulls (4 for 40-3080). Boxed.