Caliber: 6mm ARC
Barrel Finish: Carbon Fiber
Gas System Length: 14.5″ – Intermediate | 16″ – Rifle | 18″ – Rifle +1 | 20″ – Rifle +1
Gas Port Size: 14.5″ – .82 | 16″ – .96 | 18″ – .96 | 20″ – .93
Gas Block Diameter: 0.750″
Weight: 14.5″ – 1lb 9oz | 16″ – 1lb 12oz | 18″ – 1lb 14oz | 20″ – 2lb 1oz
Muzzle Thread: 5/8″ x 24
Twist: 1:7.5
Make Model Fit: AR15
*Note: 14.5″ Intermediate length gas system barrels are steel in front of the gas journal


Proof Research Inc., 6mm ARC Barrel, Carbon Fiber, 1:7.5 Twist, for AR-15
$899.00
Proof Research Inc’s carbon fiber barrels combine strength, precision, and lightweight performance, making them a top choice for demanding shooters. Designed to withstand extreme conditions, these barrels offer the accuracy of high-end steel while providing significant weight reduction.
- Up to 64% lighter than standard steel barrels
- Match-grade precision for consistent performance
- Enhanced heat dissipation for cooler, longer-lasting barrels
- No point-of-impact shift, even under sustained fire
- Reduced harmonic vibrations for improved shot stability
- Exceptional durability in the toughest environments
Free shipping on orders over $250
Additional information
Brand: No selection | Proof Research |
---|---|
Caliber: No selection | 6mm ARC |
Barrel Length: No selection | 14.5", 16", 18", 20" |
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SKU: N/A
Category: Barrels
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