Fully adjustable add-on second tier for Z-715, Z-716 and Z-716L stands (requires Z-720 or Z-720L accessory bars. Features a 12" tier depth, 4 height position (9.2", 10.2", 11.2", 12.2"), 4 tier angles (90, 80, 70 and 60 degrees). Weight capacity: 75 lbs.