Small arms, pistols, flintlock pistol, calibre 12 mm, Sauer und Sohn, Suhl, Thuringia, circa 1850, Additional-Rights-Clearance-Info-Not-Available Stock Photo - Alamy
A very rare German early military snap-matchlock musket circa 1570. With very heavy 12mm calibre octagonal smooth-bore barrel swamped towards the muzzle, fitted wit 16th century, Additional-Rights-Clearance-Info-Not-Available Stock Photo - Alamy
Civil long arms, modern systems, Rolling Block Baby carbine, Khyperpass calibre 12 mm, number EP, Additional-Rights-Clearance-Info-Not-Available Stock Photo - Alamy
Warnant system rifle calibre 12mm Flobert in removable v… | Drouot.com
12 mm caliber - Wikipedia
Escopeta Calibre 12 de Airsoft - APS Marine CAM870 6mm - Airsofts Brasil
REVOLVER DUMONTHIER A ENORME LAME FORGEE SUR LEFAUCHEUX 1858 Calibr... État Très bon Epoque XIX eme Pays Belgique Sous catégorie Civil Classification Categorie D
Twitter 上的 @pmerj:"#33BPM prende dois criminosos com uma pistola e uma espingarda calibre 12mm, em #AngraDosReis, após tentativa de fuga. A prisão dos bandidos aconteceu após denúncias. Ocorrência na #166DP. #PMERJ #ServireProteger