Heckler & Koch Mark 23 Features
The Mark 23 is equipped with an ambidextrous magazine release and a frame-mounted decocker, ensuring user-friendly operation for both right- and left-handed shooters. Its manual safety lever adds an extra layer of security, making it a reliable choice for high-pressure scenarios. The pistol includes fixed sights, providing a consistent and durable aiming solution.
With its 16x1mm RH threaded barrel, the Mark 23 is optimized for use with suppressors, expanding its tactical versatility. The ODG polymer frame reduces weight without compromising strength, while the match-grade trigger delivers unparalleled precision for demanding shooters. This firearm comes with two 12-round magazines, offering ample capacity for various applications.
Heckler & Koch Mark 23 Specifications
- Manufacturer: Heckler & Koch (HK USA)
- Family: Mark 23 Series
- Model: Mark 23
- Type: Semi-Auto Pistol
- Action: Double/Single Action
- Caliber/Gauge: .45 ACP
- Finish: Blue
- Finish Type: Blued
- Frame: Polymer Frame
- Stock/Grips: ODG Frame
- Barrel Length: 5.87 inches
- Overall Length: 9.65 inches
- Capacity: 12 + 1
- Number of Magazines: 2
- Magazine Description: 12 round
- Sights: Fixed
- Sight Type: Fixed Sights
- Thread Pattern: 16x1mm RH
- Special Features:
- Threaded Barrel
- Match Grade Trigger
- Ambidextrous Magazine Release
- Frame-Mounted Decocker
- Weight: 39.36 oz
- Shipping Weight: 4.15 lbs.
- Safety Features: Manual Safety Lever
| Barrel Length | 5.8 |
|---|---|
| Caliber | .45 ACP |
| Capacity | 12 |
| Condition | New in Box |
| Finish Per Color | OD Green / Black |
| Frame Per Material | Polymer |
| Manufacturer | Heckler and Koch |
| Manufacturer Part Number | 81001074 |
| Model | Mark 23 |
| Sights | 3 Dot |
| Type | Semi Auto Handguns |
| UPC | 642230269972 |
Frequently Asked Questions About This Product
Why buy Heckler and Koch Mark 23 OD Green / Black .45 ACP 5.8" Barrel 12-Rounds from Miami Shooters Supply?
We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.
Where can I buy Heckler and Koch Mark 23 OD Green / Black .45 ACP 5.8" Barrel 12-Rounds?
You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.
Is Heckler and Koch Mark 23 OD Green / Black .45 ACP 5.8" Barrel 12-Rounds available now?
Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.
What category does this product belong to?
This product is listed under: HANDGUNS, Semi Auto Handguns.
What tags or features does this product have?
Key features and tags for this product include: HANDGUNS, Semi Auto Handguns.
Is this product legal in my state?
It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.
FFL Transfer & Firearms Laws for Heckler and Koch Mark 23 OD Green / Black .45 ACP 5.8" Barrel 12-Rounds
All firearms, including the Heckler and Koch Mark 23 OD Green / Black .45 ACP 5.8" Barrel 12-Rounds, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.
How It Works
- Place your order online.
- Provide your preferred FFL dealer information.
- We ship the firearm directly to your FFL.
- You complete the background check and pickup at the FFL.
Legal Compliance
We comply with all federal and state firearm laws. It is your responsibility to ensure the Heckler and Koch Mark 23 OD Green / Black .45 ACP 5.8" Barrel 12-Rounds is legal in your state. Some states may have restrictions on certain firearm models or features.
Helpful Resources
Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.

