BCA AR-15 Complete Upper Assembly, 18" 416R Stainless Steel Heavy Barrel, 6.5 Grendel Type II, Mid length gas system, 1:8 Twist w/ 15" M-LOK
- 18" 416R Stainless Steel Barrel w/ 1:8 Twist
- Heavy Barrel Profile w/ Straight Flutes
- 15" M-LOK
- 6.5 Grendel Type II Caliber
- Mid Length Gas System
- BCA Standard BCG
- Charging Handle
- Bird Cage Flash Hider
The BCA branded complete upper assembly has a 18" 416R stainless steel M4 contour barrel in a 1:8 twist rate and you can select from a 15" Lightweight Keymod or a 15" MLOK. This complete upper receiver is chambered in 6.5 Grendel Type II and machined with .300 black out feed 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.
|Material||416R Stainless Steel|
|Thread Pitch||5/8 x 24|
|Caliber||6.5 Grendel Type II|
|Gas System||Mid Length|
|Gas Block System||0.750|
|Charging Style||Rear Charging|
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