Do you know the German .45ACP Service Pistol?

While the huge (37 ounces, unloaded) H&K Mk23 SOCOM freakbeast in .45ACP is well known in the West, at least in video game use, the Bundeswehr’s similar (in concept) P12 flies largely under the radar. You know, this bad boy: The beefy Mk23 was a stepping stone for HK to create the USP (Universal Self-loading Pistol), which the Bundeswehr adopted