Odin Works 18" AR-15 223 Wylde Stainless Steel Barrel with Tunable Gas Block - 3-Gun Contour, Rifle Length Gas Port

The Odin Works 18" AR-15 223 Wylde stainless steel barrel with tunable gas block is built for shooters who want tighter accuracy without sacrificing reliability across common duty and match ammunition. The 223 Wylde chamber splits the difference between standard 223 Remington and 5.56 NATO: it uses a tighter throat than 5.56, which tightens up groups on 223 brass, but the chamber is still generous enough to feed 5.56 rounds reliably when you need to. That hybrid approach makes this barrel a smart choice for 3-gun competitors, precision rifle shooters, and hunters who want the best of both worlds.

Built from 416R stainless steel and hand-lapped for smooth feeding, the barrel features a rifle-length gas port with an included tunable gas block—a serious advantage for balancing recoil, reliability, and shooter control across different loads. The 3-gun contour strikes a practical balance between weight and durability; at 2.15 lbs, it's light enough for a nimble setup but robust enough for sustained competition or field use. Button-rifled with a 1:8 twist, the barrel stabilizes a wide range of 223 Wylde loads, and the M4 feed ramps play nice with modern tactical profile uppers.

Threading is 1/2-28, standard across modern AR platforms, and the barrel carries a 1 MOA accuracy guarantee—a real promise from Odin Works that you're starting with quality iron. Whether you're tuning your rifle for a match, building a precision varmint gun, or setting up a reliable duty AR, this is the kind of barrel that rewards careful ammunition selection and good handloads with measurably better precision.

Key Features

• 223 Wylde chamber: tighter than 5.56 for better accuracy, still runs 5.56 ammo reliably
• Tunable gas block included—dial in optimal balance for your loads and setup
• 416R stainless steel construction with hand-lapped M4 feed ramps
• 1:8 twist button rifling for stable performance across a wide velocity range
• Rifle-length gas port for classic AR ergonomics and proven reliability
• 1 MOA accuracy guarantee
• 1/2-28 threaded muzzle for suppressors or brakes

Specifications

Frequently Asked Questions

Will this barrel shoot both 223 Remington and 5.56 NATO?

Yes. The 223 Wylde chamber has a tighter throat than standard 5.56, which improves accuracy with 223 Rem brass, but the chamber itself is large enough to reliably feed and fire 5.56 ammunition. That's the whole point of Wylde: better precision without sacrificing ammo compatibility.

What's the tunable gas block for, and how does it work?

The tunable gas block lets you dial in how much gas cycles back into your bolt carrier group. This lets you tune for optimal recoil impulse, reliability, and shot-to-shot consistency based on your specific ammo and suppressor (if running one). The block is included with the barrel.

What's the difference between the 3-gun contour and a pencil or HBAR barrel?

The 3-gun contour is a balanced mid-weight profile—lighter than a heavy barrel but not as thin as a pencil profile. It's designed for competitive shooters who need a barrel that handles well while still delivering good precision and staying cool enough during rapid fire strings. At 2.15 lbs, it's a practical choice for speed and accuracy both.

What muzzle devices will fit this barrel?

The barrel is threaded 1/2-28, the standard for most modern AR-15 suppressors, muzzle brakes, and flash hiders. Any 1/2-28 device will fit.