BCA AR-15 Complete Upper Assembly, 16" 416R Stainless Steel M4 Contour Barrel, 5.56 NATO, 1:9 Twist, w/ 15" MLOK Rail
- 16" 416R Stainless Steel Barrel w/ 1:9 Twist
- M4 Contour Barrel Profile
- Standard Hand Guard
- 5.56 NATO Caliber
- M4 Flat Top Upper Receiver
- Carbine Length Gas System, .750 Diameter Gas Block
- 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 416R steel in a stainless finish. The barrel has a 1:9 twist rate. This upper is chambered in 5.56 NATO and machined with M4 feed ramps (both in the receiver and barrel extension). With a 15" MLOK rail.
The BCA 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. Choose an upper assembly designed by a U.S. company made in the U.S.A. Choose right, choose accurate, and choose BCA.
*Note – We strive to provide the most accurate photographs of our product. Variations may occur in the skeletonized section of the handguard you receive.
|Material||416R Stainless Steel|
|Thread Pitch||1/2 x 28|
|Gas Block System||0.750|
|Gas Hole Diameter||0.070|
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