LMT 5.56 Chrome Lined M4 AR-15 Barrel with A2 FSB – 10.5″


  • 10.5” chambered in 5.56 NATO
  • M4 profile
  • 1/7 twist rate
  • A2 front sight gas block (front sight post not included)
  • Chrome lined bore
  • 1/2×28 thread pitch
  • M4 feed ramp extension


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SKULMP10408 Category

Note: This barrel is less than 16″ and is subject to all rules and regulations. It can only be attached to pistol lowers or registered SBRs. Know your local laws and regulations before purchasing.

This 10.5″ barrel is perfect for building a compact rifle, and features a carbine-length gas system and 1/7 twist rate. The chrome-lined bore provides outstanding durability, while the Phosphated exterior finish protects against corrosion. The A2 front sight gas block is factory installed, and the barrel is threaded 1/2×28 to accept standard muzzle devices.


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