This is the Windsor Genuine Pile Adjustment Wheel.Matches genuine Windsor part numbers: 8.614-392.0 & 86143920.Fits the following models:Sensor 2 12 inchSensor 2 12 inch 230/240VSensor 2 14 inchSensor 2 18 inch 230VCVU 30/1 120 VCVU 36/1 120VCVU 46/1 120V