Description
Proof Research’s barrels exemplifies relentless pursuit of excellence. Whatever your preference is, you can expect the finest rifle barrel in the industry. The Traditional Steel barrel is long-lasting and extreme pressure resistant.

$649.00
Proof Research 128688 AR-Style Barrel 6mm ARC 18″ Stainless Steel Finish & Material Rifle Length with Threading & .750″ Gas Journal Diameter for AR-Platform
6 in stock
Proof Research’s barrels exemplifies relentless pursuit of excellence. Whatever your preference is, you can expect the finest rifle barrel in the industry. The Traditional Steel barrel is long-lasting and extreme pressure resistant.
| UPC | |
|---|---|
| Manufacturer | Proof Research |
| Manufacturer Part Number | 128688 |
| Barrel Length | |
| Caliber/Gauge | 6MM ARC |
| Length | |
| Model | |
| Product Type | Accessory-Barrels |
| Rate of Twist | 1:7.5" |
| Shipping Weight | 0.0 |
Only logged in customers who have purchased this product may leave a review.




Crossfire Gunsmith & Firearms is intended for individuals 18+ years of age
WARNING GUN WEBSITE
Reviews
There are no reviews yet.