Colt CR6920 Magpul Carbine 5.56mm NATO 16in Matte Black Semi Automatic Modern Sporting Rifle – 30+1 Rounds

Colt CR6920 Magpul Carbine 5.56 NATO 16 Inch Semi-Automatic Modern Sporting Rifle – LE-Style AR Platform

The Colt CR6920 Magpul Carbine 5.56mm NATO 16 Inch Semi-Automatic Rifle is a modern sporting rifle based on Colt’s law enforcement carbine lineage. It combines proven AR-15/M4 military architecture with Magpul furniture upgrades and standard duty-grade components.

This model is often viewed as a benchmark configuration in the civilian AR-15 space due to its simplicity, durability, and service-style setup.

Key Features

• Chambered in 5.56mm NATO / .223 Remington

• 30+1 round capacity

• 16-inch 4150 Chrome Moly Vanadium barrel

• Chrome-lined barrel construction

• Fixed A2 front sight base

• Magpul MBUS rear flip-up sight

• Flat-top upper receiver

• 7075-T6 forged aluminum receivers

• Adjustable collapsible stock

• Dual heat shield handguards

• Standard single-stage trigger

• 1:7 twist rate barrel

• Matte black finish

Law Enforcement–Style Configuration

The CR6920 is designed in the tradition of Colt’s duty carbines used by law enforcement agencies. Its layout prioritizes reliability and straightforward operation over modular complexity.

Key design traits include:

• Fixed front sight post for durability

• Simple, robust furniture setup

• Proven direct impingement system

• Minimal failure points

Barrel and Durability

The 4150 CMV (Chrome Moly Vanadium) barrel is a military-grade steel known for strength and heat resistance. Combined with chrome lining, it provides:

• Extended barrel life

• Corrosion resistance

• Improved durability under high round counts

The 1:7 twist rate supports a wide range of 5.56 NATO projectile weights.

Sighting System

The rifle uses a fixed A2 front sight and Magpul MBUS rear sight. This hybrid system allows:

• Immediate use out of the box

• Backup iron sight capability for optics setups

• Familiar military-style sight picture

Ergonomics and Handling

A collapsible stock allows adjustment for different shooters and environments. The heat-shielded handguards improve comfort during extended firing sessions.

Despite being a duty-style rifle, it maintains the familiar AR-15 manual of arms.

Colt CR6920 Magpul Carbine Specifications

Manufacturer: Colt
Model: CR6920 Magpul Carbine
Action: Semi-Automatic, Direct Impingement
Caliber: 5.56mm NATO / .223 Remington
Capacity: 30+1 Rounds
Barrel Length: 16 Inches
Barrel Material: 4150 CMV, chrome-lined
Receiver: 7075-T6 forged aluminum
Stock: Adjustable collapsible
Sights: A2 front / Magpul MBUS rear
Handguard: Dual heat shield polymer
Twist Rate: 1:7
Finish: Matte black
Type: Centerfire

Overall Role

This rifle is best understood as a duty-grade AR-15 configuration emphasizing reliability, simplicity, and proven service rifle design. It is closely aligned with law enforcement carbine standards and is often chosen for its straightforward, no-frills operational reliability.