Mounting Base Maximum Load Capacity 2 000 lb Includes OIPM Material Welded Steel Base Type Pedestal For Mast Diameter 4.5 in Compatible with Grainger Part Number 7CZ25 7CZ26 7CZ27 7CZ28 Compatible with Manufacturer Part Number 7CZ25 7CZ26 7CZ27 7CZ28 Color Silver Finish Galvanized