Check the listing for details. HARRIS RF-590 RECEIVER PARTS:PC62N-100-5 OPTICAL SHAFT ENCODER & KNOB. Condition: Used. Listed at 149.99 USD. This was tested by putting it on another radio, working.It was taken from a Harris RF-590, it may work with other models.Please take a good look at each of the photos provided as a reference to its condition. I have many pieces of this receiver, if you need something in particular don't hesitate to askShipping worldwide, please check the shipping price to your country.I will combine shipping on 2 or more items. terms and ConditionsMoney back guarantee within 14 days if returned by customer.1)Welcome to the store and purchase, if you have any question, please contact us first. We will reply you within 24 hours.(except weekends and holidays).2)Our normal business hour is Monday through Friday 9 AM to 6 PM Colombian Time. All emails and orders will NOT be processed during weekends and holidays, orders will be dispatched only on Wednesdays.3)We highly appreciate that you can contact us before you leave Negative feedback or Neutral feedback. We will offer help to solve your problems as fast as possible. If you have any issues with an item upon receiving it, please don't hesitate to contact us. We are here to help!If get here it means that you read the entire description and saw all the photos, have a nice day and thank you for shopping with us