- Description Description Feature: Heavy Duty Flat band works with squared and round columns Model: GKH-590 Screen Size: 55″-86″ VESA: 100×100 200×200 300×300 400×400 400x600mm Material: Stell, Aluminium color: Black Max Load: 75Kg/50Kg Per Screen Tilt Function: Yes, -6~15° Warranty: 5 Years