Thank you for viewing our many products. This listing is for a set of 4 vacuum tube shield cases: 3 ceramic 49mm (MT tube) 9-pin sockets (used), and 1 ceramic 60mm (MT tube) 9-pin socket (used). These were removed from equipment. They are being sold to clear out space. Please check the photos for the condition. (Neko) #radio #receiver #measuring instruments #amateur radio #vacuum tube #Fuku's vacuum tube #HiFi #high fidelity #vacuum tube shield case #shield case #vacuum tube socket