16" GZP Lightning Series Tactical Government .308 WIN AR10 Barrel - Black Nitride

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Our Lightning Series .308 WIN AR10 barrels are manufactured on state of the art CNC equipment under rigorous ISO 9002 Quality Control Standards. From material selection to the first turn of the lathe, to drilling, reaming, rifling, turn, chamber and gas port creation, pinning of the Barrel Extension, drill the gas hole, careful attention is paid at each and every step and all features are completed on the latest CNC Equipment.  The Barrels are manufactured under the ISO 9002 Quality System, and each barrel goes through a Final Inspection before shipping.

This barrel is precision machined from 4150 chrome-moly vanadium steel, heat treated to RC 28-32 hardness and has been properly stress relieved. Its beautiful, durable and highly corrosion resistant black nitride finish will keep this barrel performing for years with minimal maintenance. We designed this barrel to perform and guarantee it to hold a 1.000 MOA or under group at 100 yards when used with appropriate ammo and shooting techniques.


Manufacturer Ground Zero Precision
Country of Origin United States of America
Platform AR10
Material 4150 CrMoV
Finish BlackNitride+™
Markings .308 WIN 1/10
Compatibility  AR10 - LR308 DPMS Gen 1
Weight 36 oz
Other Carbine Length Gas, .750 Gas Block Journal, 5/8X24 Muzzle Threads, 1:10 Twist

- Ground Zero Precision Accuracy Guarantee -

We at Ground Zero Precision are committed to providing products that meet, or exceed, the expectations of even our most discerning of shooters and we stand behind that commitment. From the moment you unwrap your new Ground Zero Precision 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, uncompromising quality and pride that we craft into every one of our barrels.

We also stand behind our commitment to performance. EVERY SINGLE Ground Zero Precision barrel (16" or longer) is guaranteed to perform at 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 Ground Zero Precision barrel, please call one of the highly knowledgeable customer service reps at 903-405-1940 between the hours of 9:00 AM and 6:00 PM CST M-F to discuss your concerns. If you find your Ground Zero Precision barrel is not performing to our high standard of sub MOA accuracy, please first consult our "Troubleshooting Guide" . If you need further assistance give us a call at 903-405-1940 between the hours of 9:00 AM and 6:00 PM CST M-F. In most cases our knowledgeable and experienced 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 Ground Zero Precision for inspection (2). Ground Zero Precision will either correct the problem or replace 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, Ground Zero Precision will reimburse the shipping costs and either correct the issue or replace the barrel.



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