Heavy-duty. Style A Fits most PLUG-IN electric ranges including Admiral, Amana, Athens, Avanti, Bosch, Brown, Caloric, Chambers, Columbus Stove, Crosley, Dwyer, Electrolux, Enterprise, Estate, Frigidaire, Gaffers & Sattler, Galaxy, Gibson, Goodman (Caloric), Hardwick, Inglis, Jenn Air, Kelvinator, Kenmore (prior to 1995 & since 2004), KitchenAid, Magic Chef, Maytag, Modern Maid, Monarch, Montgomery Ward, Norge, Nutone, O'Keefe & Merritt, Peerless Premier, Perfection, Preway, Roper, Sunray, Tappan, Thermador, Waste King, Welbilt, Whirlpool and White-Westinghouse. Will not fit GE or Hotpoint ranges.