Panzerwerk 721.
This bunker had 2 cupolas for Mg (20P7), an observation cupola 438P01 and a 424P01 cupola for the M19 mortar. An additional 420P9 was used for the FN flame thrower. All cupolas are still present.
The observation cupola shows remains of a periscope PzRblF 5.
Both numbers on the 20P7 cupolas are visible. One of them is made by Demag, Deutsche Maschinenfabrik AG, Duisburg.
The opening for the periscope type PzRblF 5.
The flame thrower opening.
The hidden cupola for the M 19 mortar.