4' Double Track 7003 1-23/32" x 15/16" Extruded Aluminum Hettich 050 533

Top Line Grant 72-138 -  A medium duty commercial and residential grade sliding door hardware series ideal for by-passing installations. Applications include doors between rooms, closet doors, cabinets, storage walls, and partitions.

• For 1-3/8" doors weighing up to 150 lbs (68 kg), optional nylon wheel carrier up to 100 lbs (45 kg)
• High quality precision ball-bearing wheels for quiet and effortless performance
• Heavy duty aluminum Double I-beam track; jump proof design
• Pivoting rocker arms ensure track-carrier contact.
• Ball and socket suspension compensates for minor header misalignment.
• Lock nut ensures permanent positioning.
• Serrations in apron permit vertical adjustment.
• Meets and/or exceeds ANSI/BHMA standards
• Made in USA
• Side Mounting
• 1/4" Vertical Adjustment
• 1-3/8" Door Thickness
• Headroom-1-7/8" min, 2-1/8" max.