CONTROL KNOB, KNOB, OFF-LO-2-3-4-5-6-7-HI-PREHEAT;2-1/2" DIA, 3/16" D-STEM FLAT UP.;STAR WELLS WARMER MOD-100D, MOD-200, MOD-200D, MOD-200DM,;MOD-400D, MOD-500, MOD-500D, MOD-500DM, SS-10, SS-10D,;SS-206, SS-206D, SS-206E, SS-206ED, SS-206ER, SS-206ERD,;SS-4, SS-4D, SS-8, SS-8D, SW-10