Bear Creek Arsenal BC-15 5.56 NATO 16" Right-Side Charging Upper Assembly
Upgrade your AR-15 platform with the high-performance Bear Creek Arsenal BC-15 5.56 NATO Complete Upper Assembly. Finished in a custom Tungsten Cerakote applied in-house by Bear Creek Kustom Kote, this complete upper combines slick right-side charging ergonomics with reliable precision and modern lightweight modularity.
Key Features & Advantages
- Right-Side Charging (Gen2): Features BCA's patent-protected right-side charging handle for fast, intuitive cycling without removing your target focus or cheek weld.
- 16" M4 Profile Barrel: Machined from 4150 Chrome Moly Vanadium steel with a durable Parkerized finish, delivering long-lasting performance and corrosion resistance.
- Versatile 1:8 Twist Rate: Perfectly handles a wide range of 5.56 NATO and .223 Remington bullet weights (from 55 grain up to 75 grain).
- 15" Talon M-LOK Split Rail: Up to 30% lighter than standard M-LOK handguards, offering superior weight reduction while providing full mounting real estate for optics, lights, and grips.
- Complete Assembly: Includes the full Bolt Carrier Group (E9310 Bolt) and charging handle—ready to drop onto any standard mil-spec AR-15 lower receiver.
Product Specifications
| Caliber | 5.56 NATO |
| Barrel Length | 16 Inches |
| Barrel Profile | M4 Contour |
| Barrel Material | 4150 Chrome Moly Vanadium |
| Barrel Finish | Parkerized |
| Twist Rate | 1:8 |
| Gas System | Carbine-Length (0.750 Gas Block) |
| Handguard | 15" Talon M-LOK Split Rail |
| Receiver Material | 7075 Billet Aluminum |
| Finish | Tungsten Cerakote |
| Charging Style | Right-Side Charging (Gen2) |
| Bolt Material | E9310 Steel |
| Thread Pitch | 1/2" x 28 |
| SKU | UASCC-5038-556CM41618-15TNGSR |