Colt LE6933-EPRII Upper Receiver Conversion Kit 5.56 NATO 11.5" Barrel LE6933-EPRII-CK – Compact Enhanced Patrol Rifle Upper Assembly

The Colt LE6933-EPRII Upper Receiver Conversion Kit 5.56 NATO 11.5" Barrel (LE6933-EPRII-CK) is a factory-original upper receiver assembly designed to convert a standard AR-15 or M4 lower receiver into Colt’s compact LE6933-EPRII configuration. This premium conversion kit features an 11.5-inch barrel chambered in 5.56 NATO and incorporates the enhanced features of the Enhanced Patrol Rifle II platform in a short-barreled format. Built to the same specifications trusted by law enforcement and professional users, the LE6933-EPRII offers exceptional reliability and performance in a highly maneuverable package. This complete upper receiver kit includes the forged upper receiver, 11.5-inch barrel, gas system, and all necessary components to build a compact, high-performance 5.56 NATO rifle with authentic Colt quality.

Ideal for builders looking to create a compact carbine or SBR platform, the Colt LE6933-EPRII Upper Receiver Conversion Kit delivers professional-grade performance in a short-barreled configuration.

Key Features of the Colt LE6933-EPRII Upper Receiver Conversion Kit

Why Choose the Colt LE6933-EPRII Upper Receiver Conversion Kit?

When searching for a high-quality factory upper receiver kit to build a compact 5.56 NATO rifle, the Colt LE6933-EPRII Upper Receiver Conversion Kit (LE6933-EPRII-CK) offers authentic Colt engineering in a short-barreled format. The LE6933-EPRII is the compact version of Colt’s popular Enhanced Patrol Rifle II platform, designed for users who need a highly maneuverable firearm without sacrificing the reliability and accuracy Colt is known for. The 11.5-inch barrel is the defining feature of this upper. This short barrel length significantly reduces the overall length of the firearm, making it ideal for close-quarters work, vehicle operations, and situations where a compact weapon is preferred. The heavy contour barrel provides increased rigidity and heat resistance compared to lighter profiles, supporting sustained fire capability in a short package. The LE6933-EPRII series incorporates enhancements developed with input from professional users. These improvements include better ergonomics, refined gas system tuning for the shorter barrel, and increased durability under demanding conditions. This conversion kit brings those professional features to builders who want to create a compact, duty-capable rifle using their existing lower receiver. Manufactured to Colt’s strict military and law enforcement specifications, the LE6933-EPRII-CK features a properly headspaced 11.5-inch barrel, quality gas system components, and a durable black finish. The kit is engineered for straightforward installation onto compatible AR-15/M4 lower receivers. This upper receiver conversion kit is particularly well-suited for law enforcement professionals building short-barreled rifles, tactical users who require maximum maneuverability, competitive shooters constructing SBR platforms, and serious enthusiasts who want authentic Colt components in a compact configuration. The combination of the 11.5-inch barrel, LE6933-EPRII platform specifications, and factory manufacturing quality makes the LE6933-EPRII-CK a premium choice for compact 5.56 NATO builds. If you’re looking for a complete Colt LE6933-EPRII style upper receiver conversion kit with an 11.5-inch barrel in 5.56 NATO, the LE6933-EPRII-CK delivers the quality, compactness, and professional features that Colt is known for.

• Colt LE6933-EPRII Upper Receiver Conversion Kit
• Chambered in 5.56 NATO
• 11.5-Inch Barrel
• Forged Upper Receiver
• Enhanced Patrol Rifle II Specifications
• Black Finish
• Designed for Compact SBR and Carbine Builds
• Authentic Colt Manufacturing
• Model: LE6933-EPRII-CK | UPC: 098289035646

Technical Specifications – Colt LE6933-EPRII Upper Receiver Kit

The Colt LE6933-EPRII Upper Receiver Conversion Kit 5.56 NATO 11.5" Barrel (LE6933-EPRII-CK) is a factory-original upper assembly featuring an 11.5-inch barrel and Enhanced Patrol Rifle II specifications. Designed to convert standard AR-15/M4 lower receivers into a compact LE6933-EPRII platform, this premium Colt upper delivers exceptional quality and reliability for professional and tactical builds. Model: LE6933-EPRII-CK | UPC: 098289035646.