FN America M16 Barrel – 20" Rifle Length, 5.56 NATO, Government Profile

This FN America 20-inch barrel delivers the ballistic performance and sight radius that made the M16A2 and A4 platforms legendary for accuracy at extended ranges.

• Type: AR-15/M16 Rifle Barrel
• Caliber: 5.56 NATO / .223 Remington
• Length: 20 inches
• Profile: Government
• Gas System: Rifle Length
• Bore: Chrome-Lined
• Front Sight Base: F-Marked, Pre-Installed
• Compatible Firearms: AR-15, M16 Upper Receivers