Colt M4 Carbine 5.56 NATO

The Colt M4 Carbine 5.56 NATO is a semi-automatic modern sporting rifle configured for duty, training, and range applications. This configuration adds a Geissele 13-inch MK4 M-LOK free-float rail and Magpul MBUS Pro flip-up sights to a proven Colt carbine platform to improve accessory mounting and sighting options.

Constructed with precision-machined 7075-T6 aluminum receivers and a 4150 CMV chrome-lined barrel finished in matte black, the rifle balances durability with manageable weight. Ergonomic controls include a Magpul CTR 4-position stock and an A2 grip, while the Geissele MK4 handguard and Magpul MBUS Pro sights support a variety of optics and accessories. A single 30-round Magpul PMAG magazine is included.

Key Specifications

• The caliber is 5.56 NATO.
• The barrel length is 16.1 inches.
• The twist rate is 1:7.
• The action is Semi-Auto.
• The handguard is a Geissele 13-inch MK4 M-LOK free-float rail.
• The stock is a Magpul CTR 4-position.
• The sights are Magpul MBUS Pro flip-up front and rear.
• The barrel material is 4150 CMV (chrome-lined).
• The upper and lower receivers are made from 7075-T6 aluminum with black hardcoat anodized finish.
• The included magazine configuration is one 30-round Magpul PMAG.

For a dependable, configurable AR-style carbine, the Colt M4 Carbine 5.56 NATO delivers proven components and modern accessory compatibility. Buy the Colt M4 Carbine 5.56 NATO online today to add a versatile platform to your collection.