[Perfect Match] This authorized part is a direct substitute for the pulse cover of washing machine. These round caps are made of heavy plastic, with an outer diameter of 1.7 inches and a height of 1 inch. [Compatibility] The part number DC66-0077A is highly compatible with the following washing machines: WA45H7000AW/A2-0000, WA50F9A7DSP/A2-0000, WA45H7200AP/A2-0000, WA50F9A8DSP/A2-0001, . 45H72 00AW/A2-0000, WA50F9A7DSW/A2-0000, WA50F9A8DSW/A2-0001, WA48H7400AW/A2-0000, WA50F9A6DSW/A2-0001, etc. [Installation] It only takes a few minutes to install the replacement pulse cap. All you need to do is put the pulser cap back. There is a slot in the center of the pulse device, and the "foot" can be fixed in place. [Note] Please measure the size of the pulse cap of your washing machine before ordering. There are slight differences in the size of several models of pulse device caps. Some models have a pulsating cover with a diameter of 2 inches (about 5.1 cm) instead of 1.7 inches (about 4.3 cm). Please pay attention to these differences to avoid ordering mistakes. Color: Silver Material: plastic Package Contents: 2 x Turning wheel cap Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.