Made of basalt lava rock material for extreme heat applicationsTemperature rating of 1800°F continuous/2500°F intermittentIncludes four 14'' ball bearing and barb-locking stainless steel tiesGlossy bronze colorMade in the U.S.A.EU: Temperature rating of 982,22 °C continuous 1371,11 °C intermittentEU: Includes four 35,56 cm ball bearing and barb-locking stainless steel ties