9mm AR Receiver Set – CMMG Radial Delay Ready

$449.00 $369.00

SKU: AR9RSET2 Category: Tag:



This set includes a slick side upper receiver and a no-logo 9mm lower receiver. They are ready to go out of the box for your custom CMMG Radial Delay Action based build. Grab a CMMG Bolt/Barrel set, and finish your build with standard AR15/AR9 parts.

NOTE: The MP5 Magazine Receiver set will require you to modify your bolt carrier group. Some tweaking and hand fitting will be required on your part for the MP5 set. The Glock Mag compatible set is ready to go, no modification required.

If you are not planning on using a CMMG Radial Delay setup, you can let us know in the order notes and we’ll ship your set configured for a standard blowback AR9 bolt.


  • 7075 T6 Aircraft Grade Billet Aluminum.
  • Matte-Black Anodized Hard Coat.


This slick sided upper has a 9mm-sized ejection port, and sports no forward-assist or dust-cover. As such, no upper parts kit will be required for your build.

  • Glock magazine compatible upper has last-round-bolt-hold-open functionality.

Weight: approx 8.5 ounces


This stripped 9mm lower is available with either a glock magazine or mp5 magazine compatible magwell. Make your choice with from the drop-down above.

  • Safe-semi-auto pictogram marked, and low-shelf cut for binary trigger or DIAS compatibility.
  • Beveled Mag-well, for easier reloads.
  • Upper tension screw, to ensure a tight fit with the upper.
  • Threaded take down and bolt catch pin holes for easy assembly.

Weight: approx 12.8 ounces

For instructions on modifying and troubleshooting your build, click here.

Additional information

Magwell Style

Glock, MP5