5.5″ 223 Wylde 1:5 Twist Contour 4150 Barrel with Gas Tube

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Elevate your AR-15’s performance with the 5.5″ 223 Wylde Contour Barrel, engineered for superior accuracy and versatility. This barrel accommodates both 5.56 NATO and .223 Rem rounds, providing exceptional precision and safety. Its 1:5 twist rate ensures optimal bullet stabilization, making it an ideal choice for shooters seeking reliability and performance.

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The 5.5″ 223 Wylde Contour Barrel is a premium upgrade for AR-15 enthusiasts seeking the perfect balance of precision, versatility, and durability. Engineered to safely and accurately fire both 5.56 NATO and .223 Rem cartridges, this barrel offers the flexibility of two rifles in one. The hybrid design features the throat angle of a 5.56 NATO chamber with the freebore dimensions of a .223 Rem barrel, delivering unmatched accuracy.

Crafted from high-quality 4150 Chrome Moly Vanadium steel, the barrel exhibits remarkable strength and resistance to wear. The addition of a gas tube ensures smooth cycling and improved shooting experience. Its 1:5 twist rate is meticulously designed to stabilize bullets effectively, enhancing accuracy over various shooting conditions.

Developed by Bill Wylde in the 1980s, the 223 Wylde chamber is renowned for its precision manufacturing and higher tolerances, which translates into superior performance and reliability. The contour of the barrel provides a balanced weight, making it suitable for diverse shooting activities, whether it be for tactical applications or competitive shooting.

Whether upgrading your current rifle or building a new AR-15, the 5.5″ 223 Wylde Contour Barrel with Gas Tube stands as a testament to precision engineering and shooting excellence. Its compatibility with both .223 and 5.56 lowers adds to its versatility, making it a top choice for shooters who demand the best in terms of performance and quality.

  • 4150 Chromoly Steel
  • .223 Wylde
  • 1/2 by 28 Thread
  • 1:5 Twist
  • Contour Profile
  • Markings Spiral Engraved Near Break
  • Custom Short Gas Tube Included
  • Weight: 11.3 oz
  • M4 Feed Ramps
  • Micro Pistol Length Gas System
  • Black Nitride Coating

Additional information

Barrel Length



.223 Cal


1/2 x 28


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