AR-Stoner Barrel AR-15 Pistol 5.56x45mm NATO M4 Contour 1 in 7" Twist 14.5" Chrome Moly Melonite Coated

Product #: 215590 AR-Stoner #: M4-145-556-04-7
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Product Information

This AR-Stoner pistol barrel features a 5.56x45mm NATO chamber for full compatibility with surplus mil-spec ammunition or commercial 223 Remington ammunition. These barrels are constructed of chrome moly steel with a threaded muzzle and barrel extension which features M4 Feed Ramps. Additionally, these barrels feature a Melonite coating which is harder and more wear resistant than chrome lining while providing ultimate surface protection.

Technical Information
  • Barrel Length: 14.5"
  • Gas Tube Length: Carbine
  • Gas Block Diameter: 0.750"
  • Twist Rate: 1 in 7"
  • M4 Feed Ramps: Yes
  • Muzzle Thread: 1/2"-28
  • Barrel Weight: 1.605 lbs
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