Colt M4 LE6920-FBP2 5.56 NATO 16.1in 30rd

About this product

The Colt M4 Carbine LE6920-FBP2 is a factory-configured modern sporting rifle chambered for .223 Rem / 5.56 NATO with a 16.1-inch chrome-lined barrel. This Federal Patrol (FBP) configuration pairs a free-float Geissele 13″ MK4 M-LOK handguard with Magpul MBUS Pro flip-up sights and an adjustable Magpul CTR stock for a practical, accessory-ready platform. The rifle uses a direct gas impingement operating system and a single-stage trigger for consistent semi-automatic performance. It ships with one 30-round Magpul magazine and an A2 flash hider.

Key Specifications

• Manufacturer and model: Colt M4 Carbine LE6920-FBP2.
• Caliber: .223 Rem / 5.56 NATO.
• Barrel length: 16.1 inches.
• Barrel construction and twist: 4150 CMV, chrome-lined, 1:7 RH twist.
• Action type: Semi-Automatic.
• Handguard: Geissele 13-inch MK4 free-float M-LOK.
• Stock: Magpul CTR 4-position.
• Sights: Magpul MBUS Pro flip-up front and rear.
• Magazine included: One 30-round Magpul magazine.
• Muzzle device: A2 flash hider.

Built on Colt’s proven M4 platform, the LE6920-FBP2 combines rugged construction and accessory-ready ergonomics for range work, duty, and precision-oriented shooting. The free-floated Geissele MK4 handguard and MBUS Pro sights provide a solid foundation for optics and accessories, while the Magpul CTR stock and single-stage trigger keep the interface intuitive and repeatable. This configuration is suited to shooters who want a durable, factory-equipped carbine that is ready to accept optics, slings, and mission-specific accessories.