Our quick erecting antenna mast, telescopic antenna mast, telescopic mast is mainly used for military antenna and communication antenna supporting. Lighting support for railway, construct area, coal mine, field operation, antenna support. And there are many kinds of port optional for different usages. Easy assemble, flexible, light and safe. Only need 2 persons and 5 minutes to assemble and remove. Maximum Height 2.8 meter Retracted Length 3.7 meter Bottom Section (Tube) Diameter 128 mm Top Section Diameter 70 mm Material Aluminum Alloy Coating Spurts models Weight (Mast only) 4 Kg Vertical Top Load (Max.) 20 Kg Horizontal Load (Max.) 200N Wind Area (Max.) 0.35 square meter Wind Speed 120 Km/Hour