This center grate assembly is an OEM part for GE appliances, including brands like General Electric, RCA, and Kenmore. It is designed to fit a variety of equipment and models, so please message us with a model number to check for compatibility. The grate is made from an unknown material and measures an unknown height and width. In addition, this item falls under the category of cooking appliance parts and accessories, specifically for major appliances. Please note that this product contains a California Prop 65 Warning, as it may cause cancer and reproductive harm. If you have any questions or concerns about this product, please feel free to contact us.