BCA AR-15 Complete Upper Assembly, 16" Parkerized 4150 Heavy Barrel, .300 Blackout, 1:8 Twist, w/ 12" Lightweight Keymod Rail, .750 Gas Block Diameter

Special Price $209.90 was $344.99
Out of stock

SKU: UA300CHB1618(P).750-(12)LWKM

  • 16" Parkerized 4150 Chrome Moly Vanadium Barrel w/ 1:8 Twist
  • Heavy Barrel Profile
  • 12" Keymod Rail
  • .300 Blackout 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" heavy barrel made out of 4150 steel with a parkerized finish and a 1:8 twist rate. The assembly includes a 12" lightweight keymod, a m4 flat top upper receiver with forward assist, bolt carrier group, bird cage flash hider and charging handle. It is chambered in .300 Blackout and machined with .300 blackout feed ramps in the barrel extension.

The BCA 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. Choose an upper assembly designed by a U.S. company and made in the U.S.A. Choose BCA.

More Information
SKU 642-UA300CHB1618P.750-12LWKM
Weight 4.0000
Length 16
Profile Heavy Barrel
Twist 1:8
Finish Parkerized
Material 4150 Chrome Moly Vanadium
Thread Pitch 5/8 x 24
Caliber .300 Blackout
Feed Ramp M4
Flutes N/A
Gas System Carbine
Gas Block System 0.750
Gas Hole Diameter 0.125
Charging Style Rear Charging
Platform AR-15