I-beam aluminum track is precision extruded for smooth operation and
1" [25mm] diameter nylon encapsulated ball bearing wheels means
smooth rolling and long life. Removable hanger plates allow easy
installation/removal of heavy doors and height adjustable hanger shafts
allows precision door alignment.
reinforced 1705 bottom guide slots into 1050 extruded aluminum bottom
guide track to effectively hold doors in place without binding insuring
smooth door operation.
Johnson hardware is rigidly tested to meet ANSI standards.