[Vigorous]

As the title states. Billet aluminum. I believe the bore is 70mm. $40.
http://https://www.instagram.com/p/BCyld4HByTIt5as5RUIOOx9AsfPwBlTroO5uYE0/ (https://www.instagram.com/p/BCyld4HByTIt5as5RUIOOx9AsfPwBlTroO5uYE0/)