BCA AR-10 Complete Upper Assembly, 20" Parkerized 4150 Steel Heavy Barrel, .243 Winchester, 1:8 Twist, Rifle Length Gas System w/ 15" Lightweight Keymod Rail
- 20" 4150 Parkerized Barrel w/ 1:8 Twist
- SHeavy Barrel Profile
- 15" Lightweight Keymod
- .243 Caliber
- M4 Flat Top Upper Receiver
- Rifle Length Gas System,
- BCA Standard BCG
- Charging Handle
- Bird Cage Flash Hider
The BCA Complete Upper has a 20" Heavy barrel made of 4150 steel with a parkerized finish in a 1:8 twist rate. The assembly includes a 15" Lightweight Keymod Rail, a forged upper receiver, bolt carrier group, birdcage flash hider and a charging handle. It is chambered in .243 and machined with AR-10 feed ramps in the barrel extension.
The BCA Complete Upper , 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||4150 Chrome Moly Vanadium|
|Thread Pitch||5/8 x 24|
|Charging Style||Rear Charging|
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