The Ruger Mark IV 22/45 pistol in .22 LR with a 5.5-inch threaded barrel (brand part no. 40192) pairs Ruger’s proven Mark IV rimfire action with 1911-style grip angle and controls, giving 1911 shooters a familiar feel on a rimfire trainer. Ruger ships the pistol with two 10-round magazines for a 10+1 total capacity, and the one-button takedown simplifies cleaning. Sights combine a fixed front with an adjustable rear, and an ambidextrous safety serves shooters on either hand. Among threaded-barrel semi-auto handguns, this Mark IV 22/45 configuration favors suppressor-ready training and plinking.

Key Specifications

• Chambered in .22 LR.
• Capacity of 10+1 rounds with two magazines included.
• The barrel measures 5.5 inches and is threaded for suppressor use.
• The rifling twist rate is 1-in-16 inches.
• The sights combine a fixed front with an adjustable rear.
• The safety is ambidextrous, serving shooters on either hand.
• The action is single-action.
• Shipping weight of approximately 3.8 pounds.
• Overall length measures approximately 9.75 inches, with a width of 1.22 inches.

Frequently Asked Questions

Is this pistol suppressor ready? Yes, the 5.5-inch barrel is threaded for suppressor use.

How many magazines are included? Two 10-round magazines ship with the pistol.

Buy the Ruger Mark IV 22/45 Pistol, .22 LR

Ruger’s proven Mark IV rimfire action with a familiar 1911-style grip angle is exactly what this Ruger Mark IV 22/45 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.