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December 5, 2025Proof Research 101292 AR-Style Barrel 308 Win 20″ Rifle Length Gas System 1:10″ Twist 5 Grooves, 5/8-24 tpi, Carbon Fiber Wrapped
$999.00
Proof Research 101292 AR-Style Barrel 308 Win 20″ Rifle Length Gas System 1:10″ Twist 5 Grooves, 5/8-24 tpi, Carbon Fiber Wrapped
1 in stock
SKU: LIP|PR101292
Category: AR10 Barrels
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.
| UPC | 843068101292 |
|---|---|
| Manufacturer | Proof Research |
| Manufacturer Part Number | 101292 |
| Barrel Length | 20" |
| Caliber/Gauge | .308 / 7.62 NATO |
| Length | 20'' |
| Product Type | Accessory-Barrels |
| Rate of Twist | 1-in-10 |
| Shipping Weight | 0.0 |
| Model | AR-Style Barrel |





