6/16/20 - This is an original 1941-42 production Haenel Luger magazine, stamped with eagle 37 proofs on the left side of the frame as well as the base. The frame is also fxo stamped and P.08 stamped. The aluminum base is stamped with the proof, 9730a serial, and a + sign. The spring is strong and fully functional. Some light bluing loss / thinning but no rust or pitting.