Heavy walled aluminum track is precision
extruded for smooth operation. I-beam design means that doors can never
jump track and will handle heavy solid core doors.
4-wheel carriage design with innovative rocker system ensures even
weight distribution for smooth operation . Ball bearing wheel hangers
cannot fall off the track yet can be easily disengaged from the door if
necessary. Hangers feature machine turned and balanced nylon wheels and
are height adjustable.
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.