BCA AR-15 Complete Upper, 16” 4150 Parkerized Heavy Barrel, .458 SOCOM, Carbine Length Gas System, 1:14 Twist w/ 15” Gen 4 Lightweight Keymod Rail
- 16” Heavy Barrel
- 4150 Chrome Moly Vanadium
- Parkerized Finish
- 1:14 Twist
- 15” Lightweight Keymod Rail
- .458 SOCOM
- Carbine Length Gas System
- M4 Flat-Top Forged Upper Receiver
- Standard Bear Creek Arsenal Bolt Carrier Group
- Charging Handle
- Birdcage Flash Hider
This BCA AR-15 Complete Upper has a 16” barrel with a Heavy profile, made of 4150 steel with a Parkerized finish, and features a 1:14 Twist Rate, a Carbine length gas system and .875 Gas Block.
The Upper includes a 15” Lightweight Keymod Rail, an M4 flat-top forged upper receiver with forward assist, a BCA Bolt Carrier Group, a Birdcage Flash Hider, and a Charging Handle. It is chambered in .458 SOCOM and machined with single feed ramps in the barrel extension. This Upper ships out with three test casings.
This BCA AR-15 Complete Upper, like all BCA products, is subjected to numerous QA/QC checks which for our firearms and complete upper receiver assemblies includes test firing prior to approval and shipment. This Rifle is also backed by our Bear Den Guarantee.
Choose an upper designed by a US company and made in the USA. Choose Bear Creek Arsenal.
|Charging Style||Rear Charging|
|Gas Block System||0.875|
|Gas Hole Diameter||0.125|
|Material||4150 Chrome Moly Vanadium|
|Thread Pitch||5/8 x 32|
|Product Type||Complete Upper Assembly|
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