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PRODUCT #30B12BB

UPPER GROUP, RESOLUTE, Mk4, 300BLK, 16.1"

$899.95

$899.95

Due to high demand and supply chain issues affecting many industries, some of our parts and accessories may be on backorder and have an extended lead time. Items currently on backorder can still be purchased and can typically be shipped within 25 business days.

UPPER GROUP, RESOLUTE, Mk4, 300BLK, 16.1"

Originally created for use in subsonic/suppressed applications, .300 BLK has evolved into a very capable caliber, available in a variety of subsonic and supersonic loadings. Whether it’s hunting, personal defense, or target shooting, this .300 BLK RESOLUTE® Upper Group is just the thing to finish your next carbine build. This upper is designed to work with any standard AR15 lower. Available in seven different Cerakote finishes, all CMMG® Upper Groups come complete with bolt carrier group and ZEROED™ accessories including:

ZEROED AR15 Polymer Dust Cover

ZEROED AR15 Ambi Charging Handle

ZEROED Muzzle Brake .308

 

Lifetime Quality Guarantee

We aim to please, that’s why every CMMG product is backed by our Lifetime Quality Guarantee against material and workmanship defects. Learn More.

Technical Specifications

Platform Mk4
Caliber .300 BLK
Operating System Direct Impingement
Barrel Length 16.1
Barrel Twist 1:7
Barrel Contour MT
Barrel Material 4140CM, SBN
Barrel Twist 1:7
Muzzle Device CMMG ZEROED Muzzle Brake
Muzzle Thread 5/8 x 24
Gas Port Location Carbine
Gas Block 0.750 Non-Adjustable
Upper Receiver Billet 6061 T6 Aluminum
Hand Guard CMMG EML15 M-LOK
Finish Cerakote Standard
Charging Handle CMMG ZEROED Ambi
Weight 4.1 lbs
Length 25"

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