Open Box Return -CMMG Nitride AR-15 Barrel - 16.1" - .300 Blackout - Carbine Length
or 4 interest-free payments of $48.50 with 
6 Magazines Per Order: Due to extreme volume, we are limiting sales of magazines to 6 per customer order. This applies to individual and bundled magazines. AT3 reserves the right to cancel any order over the 6 magazine limit.
Frequently bought together
From orders that included this item
Product description
CMMG .300 BLK 16 Inch Nitride Barrel
Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.
Specifications:
- 16.1″
- Multi Role Profile
- 4140 Chrome Moly
- Salt Bath Nitride Finish inside and out
- 1:7 Twist
- 300 AAC Blackout Chamber
- Threaded 5/8-24
- Carbine length gas port
- .750″ Gas Journal
Customer reviews
No reviews yet. Bought this one? Tell the next builder how it went.
Questions & Answers
No questions yet. Ask about fit, install or compatibility and our team answers within a business day.
Warranty & returns
90-day no-hassle returns
The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.
If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.
