Dirty Bird Brand AR-15 Parts
Description
The NBS AR15 billet upper receivers are the perfect compliment to many billet lowers. Machined from a solid brick of 7075-T6 aluminum, hand deburred, tumbled, and hard coat anodized, our uppers will provide you a lifetime of service. We ensure that every upper is well within spec and will function perfectly for your build.
- 7075-T6 aluminum
- Accepts all mil-spec components
- Left side relief allows for most aftermarket battery assist devices
- Fits all milspec dimension lower receivers
- Looks great with billet AR15 lower
- Hard coat anodized
Additional information
| Weight | 12 oz |
|---|---|
| Finished | Anodized Black |
| Forward Assist | Not Included |
| Port Door / Dust Cover | Not Included |
| Receiver Material | 7075 Aluminum |
| T-Marks | T-Marked |
| Feed Ramps | M4 |
| MPN | 4022-0909-001 |
| UPC | 7156 |
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.
