Description
Ruger 40150 Mark IV Tactical .22 LR — A Gentleman’s Choice for Precision and Quiet Shooting
The Ruger 40150 Mark IV Tactical 22 LR Caliber with 4.40″ Threaded/Picatinny Rail Barrel, 10+1 Capacity, Overall Blued Metal Finish, Checkered Black Polymer Grip & Fixed Sights is a purpose-built .22 LR pistol that combines Ruger’s legendary reliability with a modern tactical edge. This model features a one-button takedown for quick field-stripping, a threaded barrel for suppressor use, and top-and-bottom Picatinny rails for mounting optics or accessories. With a blued metal finish and checkered black polymer grip, it’s built for shooters who demand accuracy, ease of use, and quiet operation straight from the box.
| Manufacturer | Ruger |
|---|---|
| Model | Mark IV Tactical (40150) |
| Material | Blued steel barrel and receiver, polymer grip frame |
| Compatibility | Silent-SR sound suppressor, standard Picatinny optics and accessories |
| Finish | Overall blued metal finish |
| Weight | Approximately 32 ounces (per manufacturer specs) |
| Condition | New |
Key Features
- One-Button Takedown: A single button release lets you tilt the barrel-receiver assembly off the grip frame without tools — why it matters: field-stripping is faster than ever, perfect for range days or after-hunt cleaning.
- Threaded Barrel with Picatinny Rails: The 4.40-inch barrel is threaded for suppressors like the Silent-SR, and top-and-bottom Picatinny rails allow mounting red dots, lasers, or lights — why it matters: you can tailor this pistol for quiet plinking or tactical training without gunsmithing.
- Ambidextrous Manual Safety: Includes a reversible safety that can be converted to left-side-only with the included washer — why it matters: left-handed shooters get the same control as right-handed, no extra parts needed.
- Contoured Ejection Port: The ejection port is shaped to reliably cycle a wide range of .22 LR ammunition — why it matters: fewer malfunctions mean more time shooting and less time clearing jams.
Who It’s For
This Ruger Mark IV Tactical is made for the southern shooter who appreciates a fine .22 pistol for pest control, plinking, or introducing new shooters to the sport. It’s also ideal for the hunter who wants a quiet sidearm for finishing game or practicing without disturbing the peace. If you value traditional blued steel and modern convenience, this is your pistol.
Pros and Cons
- Pros: One-button takedown is genuinely fast; threaded barrel opens up suppressor use; Picatinny rails allow optics mounting; ambidextrous safety suits all shooters; includes two magazines.
- Cons: Fixed sights may not satisfy those wanting adjustable rear sights for precise zeroing — consider upgrading to a red dot via the top rail.
Comparison: Ruger Mark IV Tactical vs. Competitors
| Feature | Ruger Mark IV Tactical | Zev Technologies OZ9 | Lone Wolf Distributors Timberwolf |
|---|---|---|---|
| Caliber | .22 LR | 9mm | 9mm |
| Barrel Length | 4.40 inches (threaded) | 4.49 inches | 4.6 inches |
| Weight | 32 oz | 24 oz | 26 oz |
| Rail System | Top and bottom Picatinny | Bottom Picatinny only | Bottom Picatinny only |
| Takedown | One-button, tool-less | Requires tools | Requires tools |
| Suppressor Ready | Yes (threaded barrel) | No (non-threaded) | No (non-threaded) |
| Price | $593 | $1,200+ | $450 |
The Ruger Mark IV Tactical stands out for its suppressor-ready barrel and dual rails at a lower price point than Zev’s OZ9, while offering more features than Lone Wolf’s Timberwolf. It’s a dedicated .22 LR platform, not a conversion, so reliability is top-tier.
FAQ
What is the barrel length on the Ruger 40150 Mark IV Tactical?
The barrel is 4.40 inches long and threaded with a 1/2×28 thread pattern, making it compatible with most .22 LR suppressors like the Silent-SR.
Can I mount a red dot sight on this pistol?
Yes, the top Picatinny rail allows direct mounting of any standard red dot or reflex sight without adapters.
How do I field-strip this pistol?
Press the button at the back of the frame, then tilt the barrel-receiver assembly up and off the grip frame — no tools required. Reassembly is just as simple.
Does it come with more than one magazine?
Yes, the Ruger Mark IV Tactical includes two 10-round magazines right in the box.
Ready to Order?
This Ruger 40150 Mark IV Tactical .22 LR pistol is in stock and ready to ship. Whether you’re adding a quiet plinker to your collection or teaching a young shooter the basics, this blued beauty delivers. Browse more semi-auto handguns or check out our .22 LR pistols for similar options. See all Ruger firearms.
✅ Nationwide delivery (all 50 states) ✅ Ships 1-2 business days ✅ 30-day returns ✅ Secure checkout
Last updated: April 2026
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