Selling the Ferrum OOR + HYPSOS stack for a friend that does not have a head-fi account. The stack is in excelent condition. It has SN 00009 and it's made in march 2021. The price includes the shipping cost. Shipping only to European countries. Payment should be made using PayPal or Revolut. If you opt for the buyers protection on PayPal please take into account that the buyer has an extra cost of around 30 Euros for this option. If you are interested I will put you in contact with my friend and you sort everything amongst you two.