Description
| Brand | Proof Research |
| Category | Rifle Barrels |
| Model | AR-Style Barrel |
| Caliber | 6mm ARC |
| Length Range | 16″-20″ |
| Color | Stainless |
| Material | Stainless Steel |
| Sights | None |
| Finish | Stainless |
| Barrel Type | Rifle Length |
| Twist | 1:7.50″ |
| Firearm Fit | AR-Platform |
| Length | 18″ |
| Diameter | .750″ |
| Thread Pattern | 5 / 8″-24 tpi |
| Weight | 2.14 lbs |
| Barrel Features | Threaded |
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.




