20" Ballistic Advantage Modern Series Heavy Profile .308 WIN AR10 Barrel

$ 225.00 $ 250.00

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Ballistic Advantage 308 Barrels

This .308 chambered 20 inch Heavy Profile Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension.



Length 20"
Material 4150 Chrome Moly Vanadium
Profile Heavy
Finish QPQ Corrosion Resistant
Gas System Length Rifle
Gas Block Journal .750"
Twist Rate 1:10 inches (Button Rifled) 
Muzzle 5/8x24 Threaded
Weight 55.6 oz




Guaranteed to Perform

Ballistic Advantage is committed to providing products that meet, or exceed, the expectations the most discerning of shooters and solidly stand behind that commitment. From the moment you unwrap your new Ballistic Advantage barrel, as you configure it with your receivers and handguards, and as you fire it on the range or in the field, we want you to experience the unique elegance and uncompromising quality that we craft into every one of our barrels.

We also stand behind our commitment to performance. EVERY SINGLE Ballistic Advantage barrel is guaranteed to give sub Minute of Angle (MOA) accuracy with match grade ammunition.(1)

If you are not completely satisfied with the form, finish, and fit of any Ballistic Advantage barrel, please call one of the highly knowledgeable Ballistic Advantage customer service reps at 407-739-7664 to discuss your concerns. If you find your BA barrel is not performing at the high standard of sub MOA accuracy, please first consult our "Troubleshooting Guide" . If you need further assistance give us a call at 407-739-7664. Typically Ballistic Advantage's armorers are able to resolve any issues over the phone. If your issue cannot be resolved by phone you WILL be asked to send the barrel to Ballistic Advantage for inspection (2). Ballistic Advantage will either correct the problem, replace the barrel, or if the customer prefers, will reimburse the purchase price of the barrel.

(1) We define sub MOA as a group size of 1 inch or under at 100 yards with a 3 shot magazine fed group, or 5 shot single loaded group.

(2) You, the customer shall be responsible for the initial return shipping costs of the barrel. If any defects are found, Ballistic Advantage will reimburse the shipping costs and either replace or refund the original purchase price of the barrel.

About Ballistic Advantage

Ballistic Advantage - Frequently Asked Questions

308 WIN Chamber Diagram

308 Barrel Thread Diagram