This BCA AR-15 Complete Upper has an 18" barrel with a Heavy profile, made of 4150 steel and parkerized finish. It features a 1:8 Twist Rate, and mid-length gas system.
The Upper includes a 15" MLOK Split Rail, an M4 flat-top forged upper receiver with forwarding assist, a BCA Bolt Carrier Group, a Flash Hider, and a Charging Handle. It is chambered in 6.5 Grendel Type II 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.
Choose an upper designed by a US company and made in the USA. Choose Bear Creek Arsenal.
*Note – We strive to provide the most accurate photographs of our product. Variations may occur in the skeletonized section of the handguard/flash hider you receive.