FN AR-15 Barrel Features
Built to FN’s strict military specifications, this barrel features a Manganese Phosphate finish that protects against corrosion and harsh environments. The M4 feed ramps promote smoother feeding and enhanced reliability during rapid fire or adverse conditions. This barrel utilizes a carbine-length gas system, offering a balanced blend of recoil control and function. Whether you’re assembling a new AR build or upgrading an existing rifle, this FN barrel brings battle-tested performance to your rifle.
FN AR-15 Barrel Specifications
- Brand: FN
- Model: AR-15
- Category: Rifle Barrels
- Caliber: 5.56x45mm NATO
- Barrel Length: 16″
- Gas System: Carbine Length
- Material: Chrome Moly Vanadium Steel
- Finish: Manganese Phosphate
- Barrel Type: Carbine Length
- Feed Ramps: M4 Feed Ramps
- Firearm Fit: AR-15
- Color: Black
| Condition | New in Box |
|---|---|
| Finish Per Color | Black |
| Manufacturer | FN |
| Manufacturer Part Number | 20-100039 |
| Model | AR Barrel |
| Type | AR Barrels |
| UPC | 845737008505 |
Frequently Asked Questions About This Product
Why buy FN AR Barrel 5.56 16" M16 Profile Carbine Length from Miami Shooters Supply?
We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.
Where can I buy FN AR Barrel 5.56 16" M16 Profile Carbine Length?
You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.
Is FN AR Barrel 5.56 16" M16 Profile Carbine Length available now?
Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.
What category does this product belong to?
This product is listed under: AR Barrels, New Arrivals.
What tags or features does this product have?
Key features and tags for this product include: AR Barrels, New Arrivals.
Is this product legal in my state?
It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.
FFL Transfer & Firearms Laws for FN AR Barrel 5.56 16" M16 Profile Carbine Length
All firearms, including the FN AR Barrel 5.56 16" M16 Profile Carbine Length, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.
How It Works
- Place your order online.
- Provide your preferred FFL dealer information.
- We ship the firearm directly to your FFL.
- You complete the background check and pickup at the FFL.
Legal Compliance
We comply with all federal and state firearm laws. It is your responsibility to ensure the FN AR Barrel 5.56 16" M16 Profile Carbine Length is legal in your state. Some states may have restrictions on certain firearm models or features.
Helpful Resources
Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.
