Construction is all stainless Steel. 4" heavy duty stainless pipe legs with adjustable feet. Stainless steel bullnose rail. 16 gauge welded aluminized steel firebox with excellent heat reflection characteristics. Cast iron top grate sections measure 20.5" deep. Cast-in grease trough. Dimensions: 11.75" H, 24" W, 28" D. 441 sq inches cooking surface.