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BCA AR-15 Complete Upper Assembly: 18" 4150 Black Nitride Heavy Barrel, 1:8 Twist, 6.5 Grendel Type II, Straight Flutes, 15" MLOK Rail

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  • UA6.5MHB1818(MF)-(15)MLOK-THUMB
  • UA6.5MHB1818(MF)-(15)MLOK-FRONT-WEBMAIN
  • UA6.5MHB1818(MF)-(15)MLOK-BACK-WEBMAIN

BCA AR-15 Complete Upper Assembly: 18" 4150 Black Nitride Heavy Barrel, 1:8 Twist, 6.5 Grendel Type II, Straight Flutes, 15" MLOK Rail

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SKU: UA6.5MHB1818(MF)-(15)MLOK

Only 8 left

Special Price $333.75

(Was $386.99 )

Details

The BCA branded complete upper assembly has an 18" 4150 black nitride heavy barrel in a 1:8 twist rate and you can select from a 15" MLOK rail. This complete upper receiver is chambered in 6.5 Grendel Type II and machined with .300 black outfeed ramps (both in the lower and barrel extension) and comes with a BCA BCG and charging handle.

The BCA upper assembly, like all BCA products, is subjected to numerous QA/QC checks which for our firearms and upper receiver assemblies includes test firing prior to approval and shipment. This upper assembly is also backed by our BCA limited lifetime warranty. Choose an upper assembly designed by a U.S. company and made in the U.S.A. Choose BCA.

Additional Information

SKU UA6.5MHB1818(MF)-(15)MLOK
Weight 4
Length 18
Profile Heavy Barrel
Twist 1:8
Finish Black Nitride
Material 4150 Chrome Moly Vanadium
Thread Pitch 5/8 x 24
Caliber 6.5 Grendel Type II
Feed Ramp M4
Flutes Straight Flutes
Gas System Mid Length
Gas Block System 0.750
Gas Hole Diameter No
Charging Style Rear Charging
Color No
Dimpled No
Product Type N/A
Platform AR-15

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