BCA AR-15 COMPLETE UPPER ASSEMBLY, 18" 4150 PARKERIZED MID WEIGHT BARREL, .224 VALKYRIE, MID LENGTH GAS SYSTEM, 1:7 TWIST W/ 15" MLOK
- 18" Mid Weight Barrel
- 4150 Chrome Moly Vanadium Steel
- Parkerized Finish
- 1:7 Twist
- .224 Valkyrie Caliber
- Mid Length Gas System
The BCA AR-15 Complete Upper Assembly has an 18" Mid Weight barrel made out of 4150 chrome moly vanadium steel with a parkerized finish, a 1:7 twist rate and a Mid Length Gas System. The build includes a 15" MLOK rail, an M4 flat top forged upper receiver with forward assist, a proprietary bolt carrier group, birdcage flash hider and a charging handle. It is chambered in .224 Valkyrie and machined with feed ramps in the barrel extension. All Finished Barrels go through a 100% Inspection Process. Inspections Equipment includes CMMs and Air Gauges for the Bores. BCA's expectations is that our Barrels, 16 inch or longer, will hold a 1.000" MOA at 100 yards with appropriate ammo and shooting techniques.
|Material||4150 Chrome Moly Vanadium|
|Thread Pitch||1/2 x 28|
|Gas System||Mid Length|
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