Walther has added a .45-cal. version to its popular PPQ line of pistols, making it the first true production Walther .45 Auto in the company's history.

This pistol contains an all stainless-steel frame that features a full-length dust cover aiding with recoil for the .45 ACP cartridge. It also has a foreshortened slide and shortened grip frame.

World's smallest .45 caliber pistol Written by Tuan Nguyen, Contributor March 29, 2012 at 10:10 p.m. PT You're looking at what's perhaps the world's most compact .45 caliber pocket pistol.