12.7x42 (.50 Cal) Complete Upper 16" - Bear Creek Arsenal
This B.C.A. (Bear Creek Armory) AR-15 Complete Upper has a 16” barrel with a Heavy profile, made of 4150 Chromemoly Vanadium steel with a Parkerized finish, and features a 1:20 Twist Rate, a Carbine length gas system and .936 Gas Block. The Upper includes a 15” MLOK Rail, an M4 flat-top forged upper receiver with forward assist, a BCA Bolt Carrier Group, an LS2 Flash Hider, and a Charging Handle. It is chambered in 12.7 x 42 (.50 Cal) and machined with a single feed ramp in the barrel extension.
- 16” Heavy Barrel
- 4150 Chrome Moly Vanadium
- Parkerized Finish
- 1:20 Twist
- 15” MLOK Rail
- 12.7 x 42 Caliber (.50 Cal)
- Carbine Length Gas System
- M4 Flat-Top Forged Upper Receiver
- Standard Bear Creek Arsenal Bolt Carrier Group
- Charging Handle
- Spiral LS2 Flash Hider
This BCA AR-15 Complete Upper, like all BCA products, is subjected to numerous QA/QC checks which for BCA's firearms and complete upper receiver assemblies includes test firing prior to approval and shipment. This Upper is also backed by the Bear Den Guarantee.
|Caliber||12.7 x 42 (.50 Cal)|