Tiger 2 tank of the Schwere SS Panzer-Abteilung 501. Tank number 121
Unit: 1/Schwere SS Panzer-Abteilung 501 = 1st company 501st SS Heavy Tank Battalion
Tactical number: 121 = 1st Company (Kompanie), 2nd Platoon (Zug), 1st Vehicle
Official German designation: Panzerkampfwagen VI B Königstiger
Ordnance inventory designation: Sd.Kfz.182
Tank classification: heavy tank