The Ballistic Advantage 5.56 16" Classic Series rifle barrel delivers the accuracy and reliability you need for mid-range precision shooting, whether you're building a carbine for the range or preparing a dependable duty or hunting rifle. Built from chrome moly vanadium steel with a chrome-lined bore and chamber, this barrel combines durability with consistent performance in demanding conditions. The phosphate finish protects against corrosion while maintaining the classic mil-spec aesthetic, and the 1:7" twist rate handles the full spectrum of 5.56 loadings reliably.

Ballistic Advantage engineered this barrel with a mid-length gas system and a .750" gas block journal, giving you smooth operation and reduced felt recoil compared to carbine-length alternatives. The threaded 1/2x28 muzzle is ready for suppressors, flash hiders, or muzzle brakes. At 35 ounces, this heavy profile barrel soaks up heat during rapid fire and minimizes barrel whip for tighter groups at distance—a proven choice for shooters who demand accuracy without compromise.

Whether you're building an AR-15 from the ground up or upgrading an existing platform, the Classic Series barrel pairs straightforward, time-tested design with the precision that Ballistic Advantage is known for. The phosphate-coated M4 feed ramp extension ensures reliable feeding across ammunition types, so you can focus on your shot.

Key Features

• Chrome moly vanadium construction for durability and heat resistance
• Chrome-lined bore and chamber for corrosion protection and longevity
• Mid-length gas system for smooth cycling and reduced recoil impulse
• Heavy profile design minimizes barrel vibration for improved accuracy
• 1/2x28 threaded muzzle compatible with standard suppressors and muzzle devices
• 1:7" twist rate stabilizes the widest range of 5.56 projectiles
• Phosphate finish on barrel and M4 feed ramp extension for corrosion resistance
• .750" gas block journal accepts standard mid-length gas blocks

Specifications

Caliber	5.56 NATO
Barrel Length	16"
Material	Chrome Moly Vanadium Steel
Profile	Heavy
Gas System Length	Mid-Length
Twist Rate	1:7"
Gas Block Journal Diameter	.750"
Muzzle Threading	1/2x28
Bore	Chrome-Lined
Chamber	Chrome-Lined
Finish	Phosphate
Weight	35 oz

Frequently Asked Questions

What's the difference between mid-length and carbine-length gas systems?

Mid-length gas tubes position the gas port between carbine and rifle lengths, resulting in softer recoil impulse and smoother cycling. This barrel features a mid-length system, making it easier to shoot accurately and manage follow-up shots compared to the snappier carbine-length alternative.

Can I use a suppressor with this barrel?

Yes. The 1/2x28 threaded muzzle is the standard threading for most 5.56 suppressors, flash hiders, and muzzle brakes. You can attach any device with the same thread pattern.

What ammunition does the 1:7" twist rate handle?

The 1:7" twist is fast enough to stabilize the full range of common 5.56 ammunition, from light 55-grain rounds to heavier 77-grain match loads, making it versatile for hunting, range work, and tactical applications.

Is this barrel compatible with standard AR-15 builds?

Yes. The .750" gas block journal and standard threading accept any mil-spec mid-length gas block and upper receiver components. This is a straightforward drop-in barrel for any AR-15 build.