The Ruger Mark IV 22/45 is a semi-auto pistol chambered in 22LR featuring a 4.4-inch threaded barrel. This configuration comes in a striking white finish and includes two 10-round magazines for ample shooting capacity.Key FeaturesThreaded Barrel: The 4.4-inch barrel is designed for versatility with threaded options for suppressors.Included Magazines: Comes with two 10-round magazines for increased shooting convenience.