Radio Black Rubber Washer- 0.75" OD, .20 ID 1/16th" Thick (PCK 10) RCA Radio Vacuum Tube The washers are made of

The washers are made of durable tight felt and will last for years

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Radio Black Rubber Washer- 0.75" OD, .20 ID 1/16th" Thick (PCK 10) RCA Radio Vacuum Tube The washers are made ofRubber Knob Washers Here is an affordable way to protect your antique radio cabinet. These thin washes protect wood and plastic radio cabinets from friction cause when turning the control knobs. The washers are made of durable tight felt and will last for years. We have several sizes listed to match the knobs size of your radio.