- This BCA AR-15 Complete Upper has a 16” barrel with a Heavy profile, made of 4150 Chrome Moly Vanadium Steel with a Parkerized finish, and features a 1:8 Twist Rate, a Carbine length gas system and .750 Gas Block.
The Upper includes a 15” MLOK Rail, an M4 flat-top forged upper receiver with forward assist, a BCA Bolt Carrier Group, and a Charging Handle. It is chambered in .300 Blackout and machined with .300 Blackout feed ramps in the barrel extension.
- 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.
|Material||4150 Chrome Moly Vanadium|
|Thread Pitch||5/8 x 24|
|Feed Ramp||.300 Blackout|
|Gas Block System||0.750|
|Gas Hole Diameter||0.125|
|Product Type||Complete Upper Assembly|