Combo Deal: AR-15 CMMG 16.1" Barrel and BCG Kit 5.7x28mm – Perfect for AR Builds

5.7x28 mm

Combo Deal: AR-15 CMMG 16.1" Barrel and BCG Kit 5.7x28mm – Perfect for AR Builds

Build your custom AR-15 with the CMMG 16.1" 5.7x28mm Barrel and Bolt Carrier Group (BCG) Kit. This combo kit is designed to work seamlessly with your mil-spec AR-15 lower receiver and allows you to fire the powerful 5.7x28mm cartridge. Featuring CMMG's patented Radial Delayed Blowback system, this kit reduces weight and minimizes recoil, giving you a smoother shooting experience. It's perfect for both AR pistols and rifles, bringing the power of the 5.7x28mm caliber to your AR-15 platform.

Key Features:

• CMMG Radial Delayed Blowback System:

  • Provides reduced recoil compared to traditional direct blowback systems.
  • Lighter BCG weight for improved cycling.
  • Features Last Round Bolt Hold Open to enhance your shooting experience.

• 16.1" Barrel:

  • Ideal length for balancing portability, accuracy, and velocity in your AR-15 platform.
  • 5.7x28mm caliber for high-velocity performance, compatible with CMMG’s conversion magazines.
  • Designed for use with CMMG 5.7 AR Conversion Magazines.

• 5.7x28mm Bolt Carrier Group (BCG):

  • Specially designed BCG tailored for 5.7x28mm cartridges.
  • Black finish for durability and sleek aesthetics.
  • Ensures proper functioning with CMMG’s Radial Delayed Blowback system.

• Compatibility:

  • This kit is designed to fit any mil-spec AR-15 lower receiver, giving you the flexibility to use your existing AR-15 platform and turn it into a 5.7x28mm powerhouse.
  • Ideal for building both AR pistols and AR rifles.

Specifications:

• UPC: 810097502413
• Manufacturer: CMMG
• Manufacturer Part #: 57D0476
• Caliber: 5.7x28mm
• Barrel Length: 16.1"
• Finish: Black
• Fit: AR Rifles
• Subcategory: Rifle Barrels

Why Choose the CMMG 16.1" Barrel and BCG Kit?

This CMMG 5.7x28mm Barrel and BCG Kit allows you to build or upgrade your AR-15 with a unique 5.7x28mm chambering. The Radial Delayed Blowback system offers smoother cycling and reduced recoil compared to traditional blowback systems, while still maintaining the essential features of an AR-15, like last round bolt hold open. Whether you're looking to add versatility to your AR platform or want to experience the 5.7x28mm caliber in a custom rifle or pistol build, this kit delivers unmatched performance and reliability.