Fold Flat Cart Strong and lightweight Handle extends to 39" This lightweight aluminum fold-flat cart folds to a space-saving 2 Inches when collapsed. Yet, its 10.5 x 19 inch cast aluminum platform with heavy-duty 7-inch wheels can hold a hefty 200 lbs. Measures 28.5 x 19 x 2" when folded flat. Only 11 lbs.