To build your best AR rifle, use the CMMG Resolute 300 Upper Receiver. This comes with a 16-inch barrel, featuring CMMG's patented Radial Delayed Blowback operating system. It also comes equipped with a pre-installed CMMG Ambi Charging Handle, CMMG SV Brake, and a CMMG RML15 M-LOK Handguard as well as 3-30 round magazines chambered in 9mm. Get the best AR platform parts at affordable rates from GrabAGun today!
Easier approval. $0 Down. Easy installments up to 60 months. Approvals up to $10,000. No hard credit inquires for Pre-Approval. Apply and Buy Today!
Shoot Now, Pay Later® 4 Pay
Pay in 4. Four Payments, no interest for purchases between $150 to $700. No hard credit inquires for Pre-Approval. Apply and Buy Today!
Shoot Now, Pay Later® 4 Pay and Traditional Financing
Try Pay in 4 at 0% interest for purchases between $150 to $700. Or Select Easy installments up to 60 months. Approvals up to $10,000. No hard credit inquires for Pre-Approval. Apply and Buy Today!
The RESOLUTE 300 9mm upper receiver has a 16.1-inch barrel and features CMMG’s patented Radial Delayed Blowback operating system. The receiver and handguard are hard coat anodized and come with a pre-installed CMMG Ambi Charging Handle, CMMG SV Brake, and a CMMG RML15 M-LOK Hand Guard. This package ships with three 30-round 9mm AR Conversion Magazines.
Resolute 300 Upper Receiver Specifications
CALIBER: 9×19
BARREL: 16.1” 1:10 Twist, Medium Taper 4140CM, SBN
MUZZLE: SV Brake, threaded 1/2-28
GAS PORT LOCATION: N/A
RECEIVER: Forged 7075-T6 AL M4 type upper
HANDGUARD: CMMG RML15 M-Lok handguard
FINISH: Hard Coat Anodized Receivers and Hand Guard (Can be upgraded to Cerakote)
CHARGING HANDLE: CMMG Oversized Ambi
MAGAZINE: 30rd 9mm AR Conversion Magazine x3
More Information
Barrel Length
16
Caliber
9mm
Capacity
3
Condition
New in Box
Finish Per Color
Black
Manufacturer
CMMG
Manufacturer Part Number
94FE65E
Model
Resolute 300 Upper Receiver
Type
Uppers
UPC
816422029969
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
Questions And Answers
Reviews
Due to increased state legislation around firearms, you must be 18 to access our site.
