CMMG Resolute MK4 .338 ARC 10+1 16.10″ Threaded
About this product
Made to combine the AR15 platform with the performance of a large-bore cartridge, the CMMG Resolute MK4 in .338 ARC provides adaptable supersonic and subsonic capability with less gas-system tuning when moving between suppressed and unsuppressed setups. This configuration pairs a 16.10″ threaded barrel and linear compensator with a Tungsten Cerakote aluminum receiver and an M-LOK handguard for modular accessory mounting. Ergonomics are addressed with the Tungsten polymer CMMG Ripstock and CMMG Zeroed grip and safety for familiar, controllable operation.
Key Specifications
- The caliber is .338 ARC.
- The capacity is 10 + 1.
- The barrel length is 16.10″.
- The barrel is described as Threaded.
- The muzzle is fitted with a Linear Compensator.
- The overall length is 37.30″.
- The receiver material is Aluminum.
- The safety is a CMMG Zeroed 60/90 Degree.
- The rate of twist is 1:8″.
- The weight is 6.20 lbs.
The Resolute MK4 is built for shooters who want a compact AR-style platform chambered in .338 ARC for extended-range and big-game effectiveness without excessive system complexity. Its threaded 16.10″ barrel, durable Tungsten Cerakote receiver finish, and M-LOK-compatible handguard make it a practical choice for field use or precision work where modularity and reliable function matter. Rugged ergonomics and CMMG-specific controls deliver a familiar interface for experienced operators seeking a purpose-driven large-bore AR rifle.
Specs at a glance
Key attributes
| upc | 840442507275 |
| manufacturer | CMMG |
| manufacturer part number | 34A120FTNG |
| barrel length | 16.10" |
| caliber/gauge | .338 ARC |
| capacity | 10 + 1 |
| safety | CMMG Zeroed 60/90 Degree |