1/28/21 - This is an original WW2 production Navy Luger magazine. The magazine is in excellent condition with a strong spring and no rust or pitting. The base of the magazine is aluminum and serial numbered 3748 with a stick winged Eagle 655 proof stamp. There is also a Navy property stamp on the base "N 4034 x". The base wiggles slightly, but it is secure. The magazine tube is blued with no markings.. Guaranteed original and authentic.