Proof Research 6mm ARC 16" Barrel 128664 (UPC: 843068128664)

Barrel benchmark Proof 128664—AR 6mm ARC 16" stainless rifle length threaded .750 gas AR platform. Accuracy (UPC 843068128664) absolute. Twist titan.

What is Proof Research 128664 6mm ARC Barrel?

The AR-Style 6mm ARC 16" Stainless Barrel rifle gas threaded. Precision (UPC 843068128664); platform perfect.

Key Features of Proof 6mm ARC AR Barrel 16"

• 16" Stainless Steel: 416R match grade.
• 6mm ARC Chamber: 1:7.5 twist.
• Rifle Length Gas: Recoil reduce.
• Threaded Muzzle: 5/8x24 brake can.
• .750" Gas Journal: Block bliss.
• AR-Platform Drop-In: Upper ready.
• Button Rifled: Bore butter.
• Model 128664: 6ARC 16" AR SS.

Benefits of Proof Research Stainless 6mm ARC Barrel

Upgrade upper with 128664:

• ARC Advantage: Long range light.
• 16" SBR: Maneuver match.
• Rifle Gas: Soft shoot.
• Threaded Tune: Suppressor sweet.
• Proof Precision: Barrel boss.

Build Base

6mm ARC AR:

• AR15 upper
• 108 ELD-M
• PRS prone

Install Index

1. Remove delta ring.
2. Barrel nut torque 35-80 ftlb.
3. Gas tube pin.
4. Headspace gauge.

Technical Specifications - Proof 128664 (UPC: 843068128664)

Why Proof Research 128664 6mm ARC 16" AR Barrel?

Proof 128664: Accuracy artisan!

Frequently Asked Questions (FAQs)

Q: CF? A: SS match CF opt.
Q: Gas Block? A: .750 low mid.
Q: 308? A: 6ARC AR15 only.

Proof Research 6mm ARC 16" AR Barrel Stainless Threaded—128664 (UPC: 843068128664)!

The End