Polygonal rifling
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Polygonal rifling is a type of gun barrel rifling where the traditional sharp-edged "lands and grooves" are replaced by less pronounced "hills and valleys", so the barrel bore has a polygonal cross-se
Canon de montagne de 4 modele 1859 Le Petulant
Hexagonal rifling of Le Petulant
Arisaka
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The Arisaka rifle is a family of Japanese military bolt-action service rifles, which were produced and used from approximately 1897, when it replaced the Murata rifle family, until the end of World Wa
Polygonal rifling
…Lee–Metford rifles, named after their proprietary Metford rifling, American M1895 Lee Navy rifles (both designed by James Paris Lee), and the Japanese Arisaka rifles designed by Colonel Arisaka and Colonel Nambu. The Lee-Metford rifle turned out to be a failure after the switch to the erosive cordite proved…
Various Arisaka rifles on display at the Military Museum of the Chinese People's Revolution
A Type 38 with its imperial seal intact
A Type 99 with its imperial seal ground
Rear sight of a Type 99 with intact anti-aircraft calipers deployed.