If you need a part you do not see just ask. We will reply as soon as possible.Make sure to include as much information as possible like model numbers. Some products require additional prep time. The item "Marantec 88573 Relay Board Kit 4500e, 4700e, M50 Garage Door Opener" is in sale since Tuesday, November 15, 2016. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Garage Doors & Openers\Garage Door Remotes". The seller is "movingupgaragedoorcompany" and is located in Round Lake, Illinois. This item can be shipped worldwide.