Key Cylinder SHOWA SCY-43 U9 Key This is a used item, so I'm not sure of the model number, but I believe this is it. Please be sure to check the photos. If necessary, I can add more photos, so please let me know in the comments. This is the cylinder and key (U9 key) that became unnecessary after replacement. It includes one copy key and the cylinder. This is a used item, so please only purchase if you understand this. (Management Number ⑤) #SHOWA #Cylinder #Key #Key #MasterKey #KeyReplacement #U9Key #SHOWA