Proof Research - 12.5" 300BLK LMT Carbon Fiber Barrel - 100523

The Proof Research 12.5" .300 Blackout LMT Carbon Fiber Barrel (100523) is a precision drop-in replacement barrel for LMT MRP/MWS quick-change barrel systems chambered in .300 Blackout. The 12.5-inch length is optimized for suppressed and unsuppressed .300 BLK performance, providing excellent ballistics with both supersonic and subsonic loads in a compact package ideal for SBR configurations. Proof Research's carbon fiber construction reduces barrel weight significantly over the factory steel barrel while improving heat dissipation and maintaining match-grade accuracy. An excellent upgrade for LMT MRP/MWS owners running .300 BLK for home defense, hunting, or tactical applications.

• Brand: Proof Research
• SKU: 100523
• Caliber: .300 Blackout
• Barrel Length: 12.5 inches
• Compatibility: LMT MRP / MWS Quick-Change Barrel
• Construction: 416R stainless steel core, aerospace carbon fiber wrap
• Best For: LMT .300 BLK SBR, suppressed use, hunting, tactical