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CMMG Product #30B540A-AB
CMMG Product #30B540A-CT
CMMG Product #30B540A-MB
CMMG Product #30B540A-TNG

UPPER GROUP, DISSENT, Mk4, 300BLK, 16.1", Empire Profile, Non-Threaded

PRODUCT #30B540A

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$1,499.95
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Backorder Lead Time
Due to high demand, some of our parts and accessories may be on backorder and have an extended lead time. Items currently on backorder can still be purchased. Expected to ship in 12 to 14 weeks.

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UPPER GROUP, DISSENT, Mk4, 300BLK, 16.1", Empire Profile, Non-Threaded

The CMMG Mk4 DISSENT upper group in 300 Blackout combines precision engineering with versatile compatibility. This complete upper assembly features a 16.1" Empire Profile barrel with an unthreaded muzzle and recessed target crown. The medium-taper barrel design optimizes weight distribution while meeting specific state requirements. Built on CMMG's proven Mk4 platform, this upper group is ready to perform.

Key Features:

  • Complete Mk4 DISSENT upper assembly
  • 16.1" barrel in 300 Blackout
  • Empire Profile medium-taper design
  • Unthreaded muzzle with recessed target crown
  • State-compliant configuration
  • Ready to install on compatible lower receivers

*Please allow 2-3 weeks for your order to process and ship as we hand build each item just for you

Specifications

Platform Mk4
Caliber .300 BLK
Operating System Direct Impingement
Barrel Length 16.1
Barrel Twist 1:7
Barrel Material 4140CM Nitride
Muzzle Device N/A
Muzzle Thread N/A
Gas Port Location Mid
Gas Block Adjustable .750"
Upper Receiver DISSENT 7075 T6 Aluminum
Hand Guard 13" M-LOK
Finish Cerakote
Charging Handle Non-reciprocating reversible side charger
Weight 4.9 lbs

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