FN America AR-15 Barrel - 16" - 5.56 NATO - M16 Contour - Mid-Length - 1:7 Twist
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Product description
Chrome-Lined Durability with Mid-Length Gas and a Government Profile
Features
- 16″ 5.56 NATO barrel designed for compatible AR-15 upper receiver assemblies
- Button-rifled bore with a 1:7 right-hand twist rate
- Mid-length gas system provides a longer gas configuration than traditional 16″ carbine-gas barrels
- Government / M16-style profile with a .750″ gas block journal
- Chrome-lined bore and chamber resist corrosion and heat erosion while supporting reliable chambering and extraction
- Manufactured from U.S.-sourced Chrome Moly Vanadium steel meeting Mil-B-11595E requirements
- High Pressure Tested and Magnetic Particle Inspected
- M4-style feed ramps and barrel extension support consistent feeding
- 1/2×28 muzzle threads accept compatible .223/5.56 muzzle devices and suppressor mounts
This FN 16″ 5.56 NATO barrel combines a traditional Government/M16-style profile with a mid-length gas system and 1:7 twist for a versatile AR-15 configuration. Its chrome-lined bore and chamber, Mil-B-11595E CMV construction, and HPT/MPI inspection follow FN’s durability-focused barrel specifications, while the matte manganese phosphate exterior provides additional corrosion protection.
Specifications
- Brand: FN America
- MPN: 20-100041
- Caliber: 5.56 NATO
- Ammunition Compatibility: 5.56 NATO / .223 Rem
- Barrel Length: 16″
- Profile: Government / M16-style
- Rifling: Button rifled
- Twist Rate: 1:7 RH
- Gas System: Mid-length
- Gas Block Diameter: .750″
- Muzzle Thread: 1/2×28
- Bore and Chamber: Chrome lined
- Feed Ramps: M4-style
- Testing: HPT / MPI
- Finish: Matte manganese phosphate
- Color: Black
What’s Included
- 1x FN America 16″ 5.56 NATO Mid-Length Barrel
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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.