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Reviews & Ratings for CMMG Mk4 5.7X28mm Resolute Upper Group Receiver — 2 reviews

(2 reviews)
CMMG Mk4 5.7X28mm Resolute Upper Group Receiver
CMMG Mk4 5.7X28mm Resolute Upper Group Receiver
As Low As $889.99 Save Up to 11%
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Sweet upper as always by CMMG

by First-Timer, Verified Owner from MA, United States Written on May 4, 2024
This is a very sweet upper as always by CMMG. The craftsmanship and finish is amazing.

Plan to send rounds down range this weekend!

Can not go wrong with CMMG.
Would recommend: Yes
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Cmmg Mk4 5.7x28mm Resolute upper group receiver

by Ralph, Verified Owner from OR, United States Written on May 20, 2023
Just received my 5.7x28 upper. Fit perfect on my lower. Functioned flawlessly, After 200 rounds no fail to feed no jams functioned great. Looks great All of my buddies are jealous and are thinking about ordering one for themselves. A little expensive but well worth it. Highly recommend one you can’t go wrong. It is very accurate one moa at 100 yards. Love it
Pros:
  • None
Cons:
  • None
Best Used for:
  • home defence
  • home defense. Just fun plinking
Would recommend: Yes
Was it helpful to you? Yes | No
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