Colt Carbine – 16.1" .223 Remington, Matte Black (CR6920-EC)

This is the Colt Carbine in the CR6920-EC configuration: a 16.1-inch M4-profile barrel chambered for .223 Remington, finished in matte black, with a Magpul MBUS rear sight and an A2-style front sight. Colt part number CR6920-EC, UPC 098289023704.

Barrel and Operating System

The barrel is a 16.1-inch chrome-lined M4-profile tube with a 1:7 right-hand twist and an A2 flash hider. Overall length is approximately 32" to 35.5" depending on stock position. Direct-impingement gas operation on forged receivers — the same duty-grade architecture Colt builds around this carbine platform.

Sights, Stock, and Furniture

• A2 front sight with a Magpul MBUS rear sight.
• 4-position collapsible carbine stock and A2 pistol grip.
• Standard carbine handguards with heat shields.
• Matte black finish over the barreled receivers.

Colt Carbine CR6920-EC Specifications

Frequently Asked Questions

What caliber is this carbine?
This listing is chambered for .223 Remington. Part number CR6920-EC, UPC 098289023704.

What barrel length is on this SKU?
16.1 inches, M4-profile, chrome-lined, with a 1:7 right-hand twist and A2 flash hider.

What rear sight does it ship with?
A Magpul MBUS rear sight paired with an A2 front sight.

Is this the exact configuration in the listing title?
Yes. This listing is for the Colt Carbine CR6920-EC 16.1" .223 Remington matte black configuration only.