BCA AR-15 Complete Upper, 16” 4150 Parkerized Heavy Barrel, .450 Bushmaster, Carbine Length Gas System, 1:24 Twist w/ 15" Split MLOK Rail
- 16” Heavy Barrel
- 4150 Chrome Moly Vanadium
- Parkerized Finish
- 1:24 Twist
- 15” Split MLOK Rail
- .450 Bushmaster
- Carbine Length Gas System
- M4 Flat-Top Billet Right Side Upper Receiver
- Standard Bear Creek Arsenal Bolt Carrier Group
- Side Charging Handle
- LS2 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 1:24 Twist Rate, a Carbine length gas system and .875 Gas Block.
The Upper includes a 15” Split MLOK Rail, an M4 flat-top right side charging billet upper receiver, a BCA Bolt Carrier Group, an LS2 Flash Hider, and a side Charging Handle. It is chambered in .450 Bushmaster and machined with a single feed ramp 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.
Choose an upper designed by a US company and made in the USA. Choose Bear Creek Arsenal.
|Material||4150 Chrome Moly Vanadium|
|Thread Pitch||5/8 x 32|
|Gas Block System||0.875|
|Gas Hole Diameter||0.076|
|Charging Style||Right Side Charging|
|Product Type||Complete Upper Assembly|
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