CMMG 9 AR Conversion AR-15 Magazine 9mm Magpul PMAG RDB Black 30/rd
$45.90
Elevate your AR-15 with the CMMG 9 AR Conversion Magazine, designed to effortlessly shoot 9mm ammunition from an unmodified lower receiver. This modified PMAG holds up to 30 rounds and ensures reliable feeding with your CMMG 9mm Radial Delayed Blowback upper, complete with last round bolt hold-open functionality.
Out of stock
CMMG’s 9 AR Conversion Magazines make it possible to shoot 9mm ammunition from your unmodified AR15 lower receiver when paired with a CMMG 9mm Radial Delayed Blowback (RDB) upper.
CMMG’s 9 AR Conversion Magazine is a modified PMAG that seats into your AR15 mag-well and holds up to 30 rounds of 9mm ammunition. Its unique design allows it to feed any CMMG 9mm Radial Delayed Blowback (RDB) upper receiver while maintaining last round bolt hold-open functionality.
- 9×19
- 30 Round Capacity
- Last Round Bolt Hold-Open
- Magpul PMAG Body 9ARC Internals
- Uses Standard Carbine Burffer and Action Spring
- Weight: 6oz
| Weight | 0.465 lbs |
|---|---|
| Dimensions | 11.000 × 5.000 × 1.400 in |
| Manufacturer | Cmmg Inc. |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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