Colt LE6940PCK Upper Receiver Conversion Kit 5.56 NATO 16.1" Barrel – Premium LE6940 Series Upper Assembly
The Colt LE6940PCK Upper Receiver Conversion Kit 5.56 NATO 16.1" Barrel (LE6940PCK) is a factory-original upper receiver assembly designed to convert a standard AR-15/M4 lower receiver into a high-performance LE6940 platform. Manufactured by Colt, this complete upper receiver kit features a 16.1-inch barrel chambered in 5.56 NATO and is built to the same specifications as Colt’s renowned LE6940 carbine. The LE6940 series is widely respected for its monolithic upper receiver design, exceptional accuracy, and proven reliability in both law enforcement and military applications. This conversion kit provides everything needed to upgrade or build a premium 5.56 NATO rifle with authentic Colt components and modern features.
Whether you’re building a new rifle, upgrading an existing lower receiver, or restoring a Colt LE6940 platform, the LE6940PCK Upper Receiver Conversion Kit delivers factory-quality performance and durability.
Key Features of the Colt LE6940PCK Upper Receiver Conversion Kit
16.1-Inch Barrel
Precision 16.1-inch barrel chambered in 5.56 NATO provides an excellent balance of velocity, accuracy, and maneuverability while remaining legal as a standard rifle in most jurisdictions.
LE6940 Series Design
Built to the same specifications as Colt’s LE6940 carbine, featuring a high-quality forged upper receiver and components trusted by professionals.
Complete Conversion Kit
Includes the upper receiver, barrel, gas system, and necessary components to convert a standard M4/AR-15 lower into an LE6940-style rifle.
Why Choose the Colt LE6940PCK Upper Receiver Conversion Kit?
When searching for a high-quality factory upper receiver kit to build or upgrade a 5.56 NATO rifle, the Colt LE6940PCK Upper Receiver Conversion Kit (LE6940PCK) offers authentic Colt engineering and performance. The LE6940 platform has earned a strong reputation among law enforcement agencies and serious shooters for its reliability, accuracy, and robust construction. The 16.1-inch barrel is a key advantage of this kit. This length provides excellent muzzle velocity and ballistic performance while keeping the overall length of the rifle manageable. Unlike shorter barrels that require NFA registration as a Short-Barreled Rifle (SBR), the 16.1-inch barrel allows this upper to be used on a standard rifle lower receiver without additional federal paperwork in most cases. The LE6940 series is known for its monolithic-style upper receiver design, which enhances rigidity and improves accuracy by reducing flex between the upper and handguard. This conversion kit brings those same performance benefits to builders who want to create a rifle with LE6940 characteristics using their existing lower receiver. Manufactured to Colt’s strict military and law enforcement specifications, the LE6940PCK includes a properly headspaced barrel, quality gas system components, and a durable black finish. The kit is designed for easy installation onto compatible AR-15/M4 lower receivers, making it an excellent option for both professional armorers and civilian builders. This upper receiver conversion kit is particularly well-suited for law enforcement professionals, competitive shooters, and enthusiasts who want to build a reliable, accurate 5.56 NATO rifle with genuine Colt components. The combination of the 16.1-inch barrel, LE6940 platform specifications, and factory manufacturing quality makes the LE6940PCK a premium choice for those seeking performance and authenticity. If you’re looking for a complete Colt LE6940-style upper receiver conversion kit with a 16.1-inch barrel in 5.56 NATO, the LE6940PCK delivers the quality, reliability, and professional-grade features that Colt is known for.
- Colt LE6940PCK Upper Receiver Conversion Kit
- Chambered in 5.56 NATO
- 16.1-Inch Barrel
- Forged Upper Receiver
- LE6940 Series Specifications
- Black Finish
- Designed for M4/AR-15 Lower Receivers
- Authentic Colt Manufacturing
- Model: LE6940PCK | UPC: 098289035615
Technical Specifications – Colt LE6940PCK Upper Receiver Kit
| Specification | Details |
|---|
| Brand | Colt |
| Model | LE6940PCK |
| SKU | LE6940PCK |
| UPC | 098289035615 |
| Caliber | 5.56 NATO |
| Barrel Length | 16.1 Inches |
| Upper Receiver | Forged |
| Finish | Black |
| Key Features | LE6940 Platform, Conversion Kit, 16.1" Barrel |
| Best For | Rifle Builds, Law Enforcement, Competition |
Shop the Colt LE6940PCK Upper Receiver Conversion Kit LE6940PCK today.
The Colt LE6940PCK Upper Receiver Conversion Kit 5.56 NATO 16.1" Barrel (LE6940PCK) is a factory-original upper assembly featuring a 16.1-inch barrel and LE6940 series specifications. Designed to convert standard AR-15/M4 lower receivers into a high-performance LE6940 platform, this premium Colt upper delivers exceptional quality, accuracy, and reliability. Model: LE6940PCK | UPC: 098289035615.
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