Anzio 20mm rifle
Anzio 20mm rifle is an anti-materiel rifle or weapon model.
Also recorded as Anzio Mag-Fed 20MM Rifle.
In detail
It is associated with United States.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Anzio 20mm rifle”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q4778466: Anzio 20mm rifle
Consult the source