Ruger Mark IV 22/45 Lite .22 LR SAO Pistol - Precision & Lightweight
The Ruger Mark IV 22/45 Lite .22 LR SAO Pistol - Precision & Lightweight is a .22 LR full size handguns from Ruger. It is available from 1 vendor at $559.99.

Product Information
Name: Ruger Mark IV 22/45 Lite .22 LR SAO Pistol - Precision & Lightweight
Brand: Ruger
Category: Full Size Handguns
Caliber: .22 LR
Barrel Length: 4.4"
Capacity: 10 rounds
UPC: 736676439270
SKU: UCCy79GOk
Description
The Ruger Mark IV 22/45 Lite is a single-action .22 LR semi-auto pistol with a polymer grip frame and aluminum (black anodized) slide. It holds 10+1 rounds and has a 4.4-inch barrel. Dimensions: 8.4 inches overall length, 5.5 inches height, 1.22 inches width, 25 oz weight.
Key Specifications
- Manufacturer: Ruger
- Model Name: Mark IV 22/45 Lite
- Caliber: .22 LR
- Action: Single Action (SAO)
- Capacity: 10+1 rounds
- Barrel Length: 4.4 inches
- Overall Length: 8.4 inches
- Weight: 25 oz.
- Height: 5.5 inches
- Width: 1.22 inches
- Frame Material: Polymer
- Slide Material: Aluminum (Black Anodized)
Detailed Features
The one-button takedown system lets you field-strip and clean the pistol from chamber to muzzle without tools. The aerospace-grade aluminum receiver keeps weight at 25 oz while the checkered polymer grip frame gives a stable hold. Fixed front sights pair with adjustable rear sights, and a factory-installed Picatinny rail accommodates optics. An ambidextrous manual safety and push-button magazine release round out the controls.
Complete Specifications
| Caliber | .22 LR |
| Model | Mark IV |
| Capacity | 10 rounds |
| Magazines included | 2 |
| Barrel length | 4.4" |
| Overall length | 8.4" |
| Weight | 25 oz |
| Action | Single Action |
| Finish | Gold Anodized |
| Frame material | Checkered 1911-Style |
| Color | Black Frame, Black Anodized Receiver |
| Stock material | Synthetic |
| Sights | RS: Adjustable, FS: Fixed |
| Safety | Manual Thumb |
Frequently Asked Questions
What caliber is the Mark IV 22/45 Lite?
The Mark IV 22/45 Lite is chambered in .22 LR.
Who makes the Mark IV 22/45 Lite?
Ruger manufactures the Mark IV 22/45 Lite.
What is the barrel length of the Mark IV 22/45 Lite?
It has a 4.4-inch barrel.
How many rounds does the Mark IV 22/45 Lite hold?
It has a 10+1 capacity.
What type of firearm is the Mark IV 22/45 Lite?
The Mark IV 22/45 Lite is a full-size semi-automatic handgun with a single-action trigger, polymer grip frame, and aluminum slide.
Is the Mark IV 22/45 Lite optic-ready?
Yes. It comes with a factory-installed Picatinny rail that accommodates optics.
Does the Mark IV 22/45 Lite have a threaded barrel?
Some variants listed include a threaded barrel. Check the specific listing on this page to confirm.
Where can I buy the Mark IV 22/45 Lite?
Compare current vendor offers on this page.
Customers Say
AI-generated insights derived from customer reviews and discussions on popular gun-enthusiast forums.
Owners rate the Mark IV 22/45 Lite positively across the board. Lightweight balance and comfortable ergonomics come up most often. It stays manageable during long range sessions. Accuracy and tight groupings are consistently mentioned by both newer and experienced shooters.
The simplified takedown for cleaning is frequently cited as a strong point. Compared to earlier Mark series pistols, the one-button process is much more approachable.
Smaller criticisms include magazine capacity and occasional feeding issues with certain budget .22 LR ammunition, but these are minor in the overall picture. Most owners are satisfied with the pistol's day-to-day reliability.
Where to Buy - 1 Offers Available
Price Range: $559.99 - $559.99
| Vendor | Price | Condition | Link |
|---|---|---|---|
| Gunbuyer Com | $559.99 | New | Buy Now |






















