1. Stainless steel 2. Strong and Durable 3. Smooth surface 4. 2mm thickness 5. 180 to 250kg Load capacity Air condition bracket Model Size (mm) Load capacity Long Wide High B312740460470180KG/9,000~18,000btuB313950540470 250KG/24,000~36,000btu B3151200560590300KG/36,000~45,000btu Size: According to Clinet's sample or drawingMaterial: Stainless steel, Cold rolled steel or Galvanized sheet ...