Materials: Frame: 8? OD galvanized steel post. Rope: 18 mm six-strand steel core rope. Dimensions: Installed Height: 14?-1? Approximate Square Feet: 910.0 sq. ft. Actual Size: 18?-8? x 18?-8? Actual Use Zone: 30?-8? x 30?-8? Assembled Weight: 700 lbs. Fall Zone: Overhead fall zone views are for planning purposes only. Please follow guidelines as specified by the CPSC and ASTM F1487 Mountaineer 4-4