The NBS AR-15 Upper is a stripped M4 flattop style receiver. The upper starts as a 7075 aluminum forging and is precision machined to Military specifications. After machining is complete the upper is finished with a Type-3 Mil-Spec anodizing. This upper is stripped, and does not include the forward assist assembly or the dust cover assembly.
Technical Information:
- M4 Flattop
- 7075 Aluminum Forging
- Type-3 Mil-Spec Anodizing
- M4 Feed Ramps
| Weight | 8 oz |
|---|---|
| Finish | Anodized, Black |
| Forward Assist | Not Included |
| Port Door / Dust Cover | Not Included |
| Receiver Material | 7075 Aluminum |
| T-Marks | T-Marked |
| Feed Ramps | M4 |
| MPN | 7909 |
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.
Customer Reviews
- Reviews
- Questions
US
AR upper reciever
I’m still in the process of the build. The upper was just what I was looking for. It was inexpensive, good quality, Best of all it was in stock. John
USVery pleased
Very well made
USExcellent product
Always a great experience from nbs and ar 15 discounts
USForged Upper
Fitment was fine, well made. Only issue is finish apears to be pretty thin nut time will tell. Would still purchase again.
