Description
Product Features & Specifications
Ruger 40190 Mark IV 22/45 22 LR 10+1 4.40″ Steel Threaded Bull Barrel, Blued Picatinny Rail Receiver, Blued Polymer Frame, Black Checkered Polymer Grip
The Ruger Mark IV 22/45 delivers classic rimfire performance with modern upgrades.Featuring a simple one-button takedown, its easy to clean and maintain.
The 4.40″ cold hammer-forged, threaded bull barrel ensures outstanding accuracy and durability, while the Picatinny rail makes mounting optics simple.Its polymer 1911-style grip frame with checkered panels offers a secure, comfortable hold.
Other highlights include an ambidextrous safety, easy-to-grasp bolt ears, and a push-button magazine release with drop-free mags for fast reloads.Perfect for target shooting, training, or adding a suppressor, the Mark IV 22/45 is built for reliability and fun at the range.
Includes: Two 10-round magazines and thread protector.
| Brand | Ruger |
| Series | 22/45 |
| Model | Mark IV |
| Caliber | 22 LR |
| Barrel Length Range | 4″ to 4.99″ |
| Capacity | 10+1 |
| Frame Finish | Blued |
| OAL | 8.50″ |
| Frame Material | Polymer |
| Sights | Fixed Front / Adj Rear |
| Barrel Finish | Blued |
| Barrel Material | Cold Hammer Forged Steel |
| Muzzle | Thread Protector |
| Twist | 1:16″ RH |
| Receiver | Picatinny Rail |
| Grips | Black Checkered Polymer |
| Grooves | 6 |
| Height | 5.50″ |
| Receiver Material | Alloy Steel |
| Safety | Ambidextrous |
| Thread Pattern | 1 / 2″x28 |
| Width | 1.22″ |
| Barrel | Threaded Bull |
| Barrel Length | 4.40″ |
| Max Capacity | 10 |
| Receiver Finish | Blued |
| Weight | 33.30 oz |
| Frame | Polymer Frame |
| SKU | 180707 |
| UPC | 736676401901 |
| MPN | 40190 |









