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430114934_1W.jpg
430114934_1W.jpg
430114934_1W.jpg
430114934_1W.jpg
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CMMG RESOLUTE® MK4 5.56X45MM NATO ASSEMBLED UPPER RECEIVER

Resolute MK4 5.56 NATO Assembled Upper Rcvr 16.1” BBL Black
Brownells #
430114934
MFR #
55BB40B-AB
UPC
810103473461
$524.99
Coupon Code
Purchase Limit Help

Out of Stock

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Specifications
Barrel Contour:
MT
Gas Block Diameter:
0.750 Inches
Item Length (Inches):
25.000
Cartridge:
5.56x45 NATO
Item Height (Inches):
2.500
Barrel Length:
16.10
Item Weight (lbs):
3.000
Color:
Black
Make Model Fit:
AR-15.Universal
Gas System Length:
Mid-Length
Material:
Aluminum
Finish:
Cerakote
Muzzle Threads:
1/2"x28
Item Width (Inches):
2.000
Twist:
1-7
Hand:
Right
Receiver Style:
Assembled
Quantity:
1
Restriction
Restricted Part:
Yes
View state restrictions
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Description

CMMG RESOLUTE MK4 5.56X45MM NATO ASSEMBLED UPPER RECEIVER

Top off your next build with this RESOLUTE® Mk4 Upper Group. Chambered in 5.56x45mm, this upper group is a staple for any collection.

This upper group does NOT include BCG or charging handle.

SPECS

  • Platform: Mk4
  • Caliber: 5.56x45mm
  • Operating System: Direct Impingement
  • Barrel Length: 16.1”
  • Barrel Twist: 1:7
  • Barrel Contour: MT
  • Barrel Material: 4140CM, SBN
  • Muzzle Device: CMMG A2 Flash Hider
  • Muzzle Thread: 1/2 x 28
  • Gas Port Location: Mid
  • Gas Block: Non-Adjustable 0.750”
  • Upper Receiver: Billet 6061 T6 Aluminum
  • Hand Guard: CMMG EML15 M-LOK
  • Finish: Cerakote
  • Weight: 3.6 lbs
  • Length: 25”

Restricted Part
Please check with your state regulations for ownership of Restricted Parts. May require documentation.

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