Add a piece of your life to your bike with MotorDog69's Medallion Plate Covers, US Patented & Engineered. 1-3/4" Challenge Coins or Medallions fit in the Set Screw Touring Air Cleaner Coin Mount Designed to give new life to your stock air cleaner, allows a rider to remove the stock Harley air cleaner insert, to mount your favorite challenge coin, giving a unique, custom and personalized look. Coin Mount can either be attached permanently with RTV Silicone (available on all of our product pages), or non-permanently with 2 flat head screws. Easily mount and remove a 1-3/4" Challenge Coin on your own stock touring air cleaner. The coin is held in by two set screws (Allen wrench included). You can also loosen a set screw, flip the coin over to show off its other side, or re-mount a new challenge coin, to get a new personalized look. Will not rattle off your Harley air cleaner cover if you follow MotorDog69's instructions. Made of 100% 6061 aircraft aluminum, lightweight and sturdy, with 5 layers of show chrome plating. Challenge coins are sold separately, choose from our large selection of Challenge Coins or use your own.; Note: you will be using your own Stock Air Cleaner Cover