Resolute 300 Upper Receiver Features

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