BReplacement Ceramic Disk Variable Resistor Rheostat 50 Watt 30 Ohm ReviewbP PP Replacement Ceramic Disk Variable Resistor Rheostat 50 Watt 30 Ohm PProduct Name : Rheostat;Material : Ceramic, Metal;Color : As Picture ShownPPower Rating : 50 W;Resistance Value : 30 Ω;Body Height : 37mm 1.4"PMounted Hole Dia : 4mm 0.157";Thread Diameter : 10mm 0.39"PShaft Size : 28 x 5.8mm 1.1'' x 0.23''(L*D);Overall Size : 65 x 70mm 2.6" x 2.