The Krupp 28-cm-Kanone 5 E in also known as K5-E. The “E” signifying Eisenbahnlafette railway car gun-mount.
K5-E was a heavy railway gun used by Germany throughout World War II.
The two surviving guns available today are named Robert and Leopold by the Germans.
The guns were discovered on a railroad siding in the town of Civitavecchia, on 7 June 1944, shortly after the allies occupied Rome.
Krupp K5 Railway Gun Papercraft model requires 30 sheets of paper. Comes in JPG
You need both winrar parts to extract templates