16" M4 Contour Barrel

4150 Chrome Moly Vanadium

Parkerized Finish

1:7 Twist

15" LWKM Rail

.223 Wylde Caliber

Carbine Length Gas System

M4 Flat Top Forged Upper Receiver

BCA Standard BCG

Charging Handle

Bird Cage Flash Hider


The BCA AR-15 Complete Upper Assembly has a 16" m4 contour barrel profile made of 4150 chrome moly vanadium with a parkerized finish, a carbine length gas system and a 1:7 twist. The assembly includes a 15" LWKM rail, an M4 flat top forged upper receiver with forwarding assist, a BCA bolt carrier group, a charging handle, and a birdcage flash hider. It is chambered in .223 Wylde and machined with M4 feed ramps in the barrel extension.

The BCA AR-15 Complete Upper Assembly, like all BCA products, is subjected to numerous QA/QC checks which for our firearms and upper receiver assemblies includes test firing prior to approval and shipment. This upper assembly is also backed by our BCA limited lifetime warranty.

*Note – We strive to provide the most accurate photographs of our product. Variations may occur in the skeletonized section of the handguard you receive.

BCA AR-15 Complete Upper Assembly, 16" 4150 Parkerized M4 Contour Barrel, .223 W

SKU: UA223WCM41617(P)-(15)LWKM3
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