BCA AR-15 Complete Upper Assembly: 24" 4150 Black Nitride Straight Fluted Heavy Barrel, 6.5 Grendel Type II, 1:8 twist, Rifle Length Gas System w/ 15" MLOK
- 24" 4150 Black Nitride Barrel w/ 1:8 Twist
- Straight Fluted Heavy Barrel Profile
- 15" MLOK
- 6.5 Grendel Caliber
- Rifle Length Gas System,
- BCA Standard BCG
- Charging Handle
- Bird Cage Flash Hider
The BCA AR-15 Complete Upper Assembly has a 24" heavy barrel made of 4150 steel with a Black Nitride finish and a 1:8 twist rate. The assembly includes a 15" MLOK, a forged upper receiver, bolt carrier group, flash hider and charging handle. It is chambered in 6.5 Grendel type II and machined with .300 black out feed ramps in the barrel extension.
The BCA AR-15 Complete 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.
*Note – We strive to provide the most accurate photographs of our product. Variations may occur in the skeletonized section of the handguard you receive.
|Material||4150 Chrome Moly Vanadium|
|Thread Pitch||5/8 x 24|
|Caliber||6.5 Grendel Type II|
|Gas Block System||0.750|
|Charging Style||Rear Charging|
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