Up to 64% lighter than traditional steel barrels of similar contour. Improved heat dissipation for cooler and longer lasting barrels. Wrapped with high-strength aerospace-grade carbon fiber impregnated with a proprietary matrix resin.

Proof Research 100523 AR-Style Barrel 300 Blackout 12.50″ Pistol Length Gas System 1:8″ Twist 5 Grooves 5/8-24 tpi Carbon Fiber Wrapped
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★★★★★ Rated 5 out of 5
$1,298.70 Original price was: $1,298.70.$999.00Current price is: $999.00.
Availability: 3 in stock
| Brand | Proof Research |
| Category | Handgun Barrels |
| Model | AR-Style Barrel |
| Caliber | 300 Blackout |
| Firearm Fit | AR-Platform |
| Length Range | 10″-14″ |
| Color | Natural |
| Material | Carbon Fiber |
| Finish | Carbon Fiber |
| Barrel Type | Pistol Length |
| Twist | 1:7″ |
| Length | 12.50″ |
| Bore Type | Rifled |
| Thread Pattern | 5 / 8″x24 |
| Weight | 1.14 lbs |
| Barrel Features | Carbon Fiber Wrapped |
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