Dirty Bird Brand AR-15 Parts
Brand: NBS
NBS AR-15 .224 Valkyrie/6.8 SPC II Bolt Carrier Group - Nitride - 8390
$149.95
Only 2 left in stock
Description
The NBS M16 bolt carrier group is the perfect BCG for your next build. Properly built, no corners cut, 100 percent US made. With our lifetime guarantee, you can’t go wrong.
M16 / AR15 6.8 SPC & .224 Valkyrie
- 8620 M16 style carrier
- H&M Black Nitride finish
- Properly heat treated
- Final grind before plating
- 9310 6.8SPC / .224 Valkyrie bolt
- Heat treated
- Shot peened
- H&M Black Nitride finish
- MPI
- 4140 billet gas key
- H&M Black Nitride Finish
- Properly seated with Grade 8 fasteners
- Properly staked to ensure reliability
- 4140 Cam Pin nitride treated for wear resistance
- Billet Machined Extractor
- Machined from solid 4140 bar stock, heat treated and shot peened
- Phosphate coated for reliable extraction
- Extractor insert included
- O-Ring included
- Firing pin precision machined from 17-4 H-900 Stainless Steel
- 100% USA Made
Additional information
| Weight | 8 oz |
|---|---|
| Bolt Material | 9310 Steel |
| Cartridge Compatibility | 6.8 SPC/.224 Valkyrie |
| Finish | Salt Bath Nitride |
| Carrier Profile | M16 |
| High Pressure Tested | Untested |
| Magnetic Particle Inspected | Magnetic Partical Inspected |
| Platform | AR-15 |
| Bolt Finish | Nitride / Melonite |
| MPN | 8390 |
| UPC | 8390 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
