Heckler & Koch Mark 23 .45 ACP 5.87" Threaded

$2,699.00 Out of stock

Match-grade .45 ACP pistol with 5.87" threaded barrel, ambidextrous controls, and two 12-round magazines. Built to U.S. Special Operations Command specifications with proven reliability and accuracy.

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The Heckler & Koch Mark 23: Match-Grade Combat Accuracy

The Mark 23 represents a pinnacle of practical pistol design—delivering match-grade accuracy without the hand-fitted parts and premium pricing of custom competition guns. Developed for and adopted by U.S. Special Operations Command, this .45 ACP pistol has proven itself in the most demanding operational environments.

Combat-Proven Performance

The Mark 23 project began in 1991 when Heckler & Koch undertook development for America's elite military units, including the Navy SEALs and Army Special Forces. On May 1, 1996, the first Mark 23 pistols were delivered for operational deployment—making it the first .45 ACP pistol to enter American military service since the 1911A1.

During rigorous government testing, Mark 23 pistols exceeded every requirement:

  • Accuracy: Averaged 1.44 inches at 25 meters from a precision fixture, with 65 groups under one inch and four groups at half-inch
  • Reliability: Exceeded the 2,000 mean rounds between stoppages requirement, averaging 6,000 MRBS
  • Durability: Demonstrated service life exceeding 30,000 rounds of +P ammunition

Engineered for Excellence

Barrel & Accuracy: The threaded O-ring barrel features a polygonal bore profile and match-grade trigger, delivering the precision expected of a purpose-built tactical pistol.

Controls & Safety: Ambidextrous safety and decocking levers, frame-mounted controls, and the patented Lock-Out Safety device ensure reliable operation by shooters of any hand preference. The pistol can be carried "cocked and locked" in single-action mode.

Practical Features:

  • One-piece machined steel slide with corrosion-resistant blued finish
  • Corrosion-proof polymer frame
  • Oversized trigger guard for gloved operation
  • Universal mounting grooves for accessories
  • Ambidextrous magazine release
  • Extended slide release
  • Extractor serves as loaded chamber indicator

Included: Two 12-round magazines

The Mark 23 is a serious tool for serious shooters—combining military-grade reliability with the accuracy of a custom match pistol.

Features

  • match grade trigger
  • ambidextrous mag release
  • frame mounted decocker

Attributes

Action: DA/SA
Barrel Length: 5.87"
Barrel Type: Cold Hammer Forged Threaded
Caliber: .45 ACP
Capacity: 12+1
Features: Not Specified
Finish: Black
Finish: Blued
Frame: Polymer Frame
Frame Finish: Black
Frame Material: Polymer
Grips: Black Polymer
Grips: Polymer
Included Magazines: 2x12rd
Model: Mark 23
Model Series: Mark 23
Model Series: Mark 23 Series
Optic: No Optic
Overall Length: 9.65"
Safety: Ambidextrous
Safety: Manual
Scope Cover Included: Not Specified
Sight Configuration: Fixed
Sight Style: Contrast Sights
Sights: Fixed Sights
Slide Description: Serrated
Suppressor: No
Thread Pattern: M16x1mm Right Hand
Type: Pistol
Weight: 38.7 oz