MPN: 0010120021


  • Precision machines to match grade tolerances for maximum accuracy
  • Chambered in .223 Wylde - Shoots both .223 Remington and 5.56 NATO Safely
  • Non-glare bead blasted stainless steel and Armor Black coated for longevity and ease of maintenance
  • 5R Button Rifling


  • Caliber: 5.56 NATO / .223 Rem.
  • Chamber: .223 Wylde
  • Length: 18"
  • Gas Placement: Rifle-Length
  • Gas Seat: 0.750"
  • Twist Rate: 1:8 5R Button Rifling
  • Weight: 2 lbs. 8.4 oz.
  • Material: 416 Stainless Steel
  • M4 Feed Ramps: Yes
  • Muzzle Thread Pattern: 1/2"-28
  • Finish: Non-glare bead blasted and Armor Black coated


  • AR-15 upper receivers


If you want your AR-15 to be able withstand the heat of battle and the stress of competition, check out this match-grade stainless steel barrel by Seekins Precision. Made to precise calculations and some of the highest standards in the world, this replacement will outlast any mission.

Seekins 18" .223 Wylde Barrel Guarantee Maximum Accuracy and Reliability

This Seekins 18" .223 Wylde barrel is made from a premium 416 stainless steel blank. Precision machined to perfection, these drop-in replacements feature uniformity and high quality throughout. Four separate inspections guarantee that these products will be flawless and able to produce accurate shots, whether you’re in an intense tactical situation or spending a day at the range to hone your skills. The non-glare bead blasted Armor Black finish will prevent the annoying reflection of light into your eyes, while at the same time giving your AR-15 an attractive appearance.

If you want to use both .223 Rem and 5.56 NATO ammunition in your AR-15, have no fear! The .223 Wylde chamber of this barrel allows you use either .223 Remington or 5.56 NATO in your rifle with equal ease. The threading on this piece allows you to easily install the muzzle device of your choice.

This 18” AR-15 barrel is designed to fit any Mil-Spec rifle. For those of you who enjoy convenience, the gas block alignment dimple offers simple installation of any .750” gas block.

Buy Your New 18" AR-15 Barrel From Wing Tactical

There are a lot of players in the game, but they’re not all on your side. Wing Tactical is. When you come to Wing Tactical looking for a Stainless AR barrel, we want you to have the right barrel for your build. If that’s an 18” AR barrel in a 223 Wylde we’re happy to hook you up with a match grade AR barrel like the Seekins Precision Stainless 18” AR barrel. If you’re building your rifle to fill a need that an 18” AR barrel just isn’t right for, we’d be happy to suggest something that you’d be happier with. Whether you need a match grade AR barrel or a battle trigger, Wing wants you to receive the right products for your needs. After all, if you don’t need it, it’s not a great value anymore.

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