Interior Dimensions: 34.37" x 21.75" x 20.62. Cooking Surface Height: 33.5" from firebox. Cooking Space: 20" x 19.4" (Factory expandable to double with optional lower grate kit - included in fully loaded model) Corten steel: (18 gauge hood and body, 1/4" and 3/16" components) Weight: 110lbs. Optional accessories to add to your base model can be