| PLATFORM | MK57 |
| CALIBER | 5.7X28MM |
| OPERATING SYSTEM | RADIAL DELAYED BLOWBACK |
| BARREL LENGTH | 16.1 |
| BARREL TWIST | 1:9 |
| BARREL CONTOUR | MT |
| BARREL MATERIAL | 4140CM, SBN |
| BARREL TWIST | 1:9 |
| MUZZLE DEVICE | SV BRAKE |
| MUZZLE THREAD | 1/2 X 28 |
| GAS PORT LOCATION | N/A |
| GAS BLOCK | N/A |
| UPPER RECEIVER | FORGED 7075-T6 ALUMINUM M4 TYPE |
| LOWER RECEIVER | MK57 FORGED 7075 T6 ALUMINUM |
| HAND GUARD | CMMG RML15 M-LOK |
| FINISH | CERAKOTE |
| CHARGING HANDLE | CMMG OVERSIZED AMBI |
| PISTOL GRIP | MAGPUL MOE |
| BUFFER TYPE | CARBINE |
| RECEIVER EXTENSION | CMMG 6 POSITION FASTBACK W/AMBI SLING PLATE |
| STOCK / BRACE | CMMG RIPSTOCK |
| TRIGGER TYPE | MIL-SPEC SINGLE STAGE |
| TRIGGER GUARD | INTEGRATED |
| SAFETY SELECTOR | CMMG AMBI |
| MAGAZINE | 20RD PROMAG |
| WEIGHT | 6.2 LBS |
| LENGTH |
32.8″
|
Rifle, Resolute 300, Mk57, 5.7x28mm
Built on the CMMG® Mk57™ platform, this RESOLUTE™ 300 utilizes our Radial Delayed Blowback technology, delivering a 5.7x28mm PCC/PDW that weighs less than traditional blowback AR15 PCCs and provides less felt recoil. Mk57 lower receivers are designed to accept FN®* Five-seveN®* style magazines.
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