Resolute MK4 5.56 NATO Assembled Upper Rcvr 16.1” BBL Black
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”
Threaded Barrel Restriction: Threaded barrels have restricted shipping to CA.
Specifications
Barrel Contour:
MT
Gas Block Diameter:
0.750 Inches
Item Length (Inches):
25.000
Caliber:
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
