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HECKLER & KOCH MARK 23 .45 ACP
Guns International #: 103065693 Seller's Inventory #: 523342
Category: Heckler & Koch Pistols - .45 ACP Pistols
Seller's Information
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Seller: Guns Dot Com
Member Since: 9/8/21
State: Minnesota
Zip: 55337
Country: United States
Phone: (866) 582-4867
Platinum Seller
Number of Active Listings: 40986
Total Number of Listings: 409339
Seller: FFL Dealer
Return Policy: 3 day inspection and return policy on used guns.
CERTIFIED USED GUNS Guns Certified Used Guns may be returned within 3 days after the transfer is complete for any reason for a full refund, minus any fees, shipping costs and a 15% restocking fee. A Guns Certified Used Gun may also be returned within 7 days if it is malfunctioning with proper use. NON-CERTIFIED USED GUNS Non-certified used guns can be returned if there is a mechanical defect that occurs within 3 calendar days of the physical transfer of the firearm to your possession. All other reasons for returns on non-certified used guns are ineligible.
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Description:
Guns Listing ID: 523342
Heckler & Koch (H&K) Mark 23 .45 ACP 12+1 – Threaded Barrel, FDE (Used)
Specifications:
Manufacturer: Heckler & Koch (H&K)
Model: Mark 23 (MK23)
Caliber: .45 ACP
Capacity: 12+1 rounds
Action: Semi-Automatic, Double-Action/Single-Action (DA/SA)
Barrel Length: 5.87 inches – Match-grade threaded barrel with O-ring for accuracy
Frame Material: Polymer
Color: Flat Dark Earth (FDE)
Sights: Fixed 3-dot combat sights or night sights (confirm specific setup)
Thread Pitch: 16x1mm left-hand (standard for HK suppressor-ready pistols)
Controls: Ambidextrous safety and mag release, decocker
Weight: Approx. 39 oz (unloaded)
Rail: Proprietary rail (adapter required for standard lights/lasers)
Condition (Used):
Overall: Very Good to Excellent – Light wear from range use
Barrel & Bore: Excellent – Clean, sharp rifling, crown intact
Slide & Frame: Minimal handling marks; FDE finish in great shape
Thread Protector: Included (verify), threads undamaged
Action: Smooth DA/SA trigger; decocker and safety function properly
Magazines: Includes at least one factory 12-round magazine (verify quantity)
Key Features:
? SOCOM-Tested Design – Originally developed for U.S. Special Operations Command (USSOCOM)
? Match-Grade Threaded Barrel – Ready for suppressors or compensators
? Built for Extreme Reliability – Overbuilt for harsh conditions and long-term use
? FDE Finish – Distinctive and less common, adds collector and tactical appeal
? Extremely Accurate – One of the most accurate .45 ACP handguns ever fielded
Ideal Uses:
Tactical Applications – Suppressor-ready with combat-proven durability
Home Defense – Reliable and accurate with big-bore stopping power
Collectors & HK Enthusiasts – A must-have for any serious HK or military pistol collection
Range & Precision Shooting – Capable of sub-2\" groups at 25 yards
Additional Notes:
The HK Mark 23 is a legendary combat pistol, known for unmatched reliability, accuracy, and rugged construction. The FDE variant with threaded barrel is especially desirable among collectors, suppressor users, and tactical shooters. Its large frame and top-tier components make it a standout in the .45 ACP world.
Let me know if you‚‚d like pricing trends, suppressor compatibility, or accessory suggestions (like rail adapters or holsters)
SOLD
Manufacturer: HECKLER & KOCH
Model: MARK 23
Caliber Info: .45 ACP
Condition: Used - Non-Certified
Barrels: 5.87 BARREL
Action: SEMI AUTOMATIC
Finish: FLAT DARK EARTH/BLACK