CMMG Magazine 5.7 40 Round 3 Pack

The CMMG Magazine 5.7x28 mm offers the capability to modify your existing AR-15 lower receiver so that it can safely handle this new cartridge without compromising firepower or reliability! If you have ever wanted to fire 5.7x28mm ammo and didn’t want to purchase a gun designed to handle the round this is your opportunity to cycle it through your existing AR lower.

• 40 rounds in each magazine, you'll be able to fire off fewer reloads than before
• 3 Pack means more shooting without having to reload as much

In order to correctly feed 5.7x28mm ammo through your AR-15 lower:

1. CMMG 5.7x28mm Radial Delayed Blowback complete upper receiver to your existing lower.
2. Then insert the CMMG 5.7 AR Conversion Magazine to safely feed 5.7x28mm ammo through your AR-15.

CMMG Magazine 5.7 x 28mm Specifications

The AR conversion magazine maintains the utility of your rifle by retaining the last bolt hold open functionality, allowing faster reloads. The CMMG 5.7 AR Magazine offers an innovative way to fire the distinct FN designed 5.7x28mm cartridge.

This FN specific ammunition was initially created for the FN P90 and FN Five-seven pistol but a CMMG conversion magazine offers another use. You can safely and reliable fire this round through your AR-15 upper receiver.

CMMG products over $49 qualify for free shipping. If you have any questions feel free to contact us so that we can lend you our expertise in choosing the right CMMG product for you!

PLEASE NOTE: Certain U.S. jurisdictions restrict firearm magazines sales. AIT Arms will not process sales/shipments prohibited by law. A list of states and municipalities restricting firearm magazine sales is available here.