In a catalog saturated with popular 9mm offerings, the 10mm Glock 20 Gen4 stands apart as the Austrian gun manufacturer’s most powerful semi-automatic pistol. The Glock 20 is also the oldest 10mm in ...

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** In 1983, the 10 mm semi-auto ...

The 10mm round can be somewhat of an unknown for new or casual shooters. It’s a little more “exotic” to those accustomed to the typical 9mm and .45 ACP cartridges. I don’t really even have many 10mm ...