CMMG 54AFCA2 5.7 AR Conversion Mag 5.7x28mm AR15 40rd Detachable Magazine


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Attention: Due to state laws we are currently not allowed to ship this product to CA, CO, CT, HI, IL, MA, MD, NJ, NY, VT or the District of Columbia. For residents in all other states, please check your local laws for restrictions before ordering any ammunition products.

Product Description

CMMG's 5.7 AR Conversion Magazine holds 4 rounds of 5.7x28mm and fits in any standard AR15 lower receiver. To use, simply attach a CMMG 5.7x28mm Radial Delayed Blowback complete upper receiver to an existing AR15 lower. Then, insert CMMGs 5.7 AR Conversion Magazine to safely feed 5.7x28mm ammunition. CMMG recommends using a standard carbine buffer and action spring to reliably cycle the action in this configuration. The 5.7 AR Conversion Magazine also retains last round bolt hold-open functionality, allowing for faster reloads.

Specifications and Features:

  • Caliber: 5.7x28mm
  • Capacity: 40
  • Finish: Black
  • Model: 5.7 AR Conversion Mag
  • Material: Metal
  • Model Fit: AR15
  • Capacity: 40

This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.