LMT 12.5Inch 5.56 Nato Mid Length Chrome Lined MRP Barrel

This 12.5-inch chrome-lined 5.56×45 (.223) barrel is designed for use with LMT monolithic upper receivers and optimized for both suppressed and unsuppressed shooting. Featuring a 1:7 twist rate and mid-length gas system, it delivers a balanced recoil impulse and reliable cycling across a wide range of conditions. The barrel is cryogenically treated and coated for enhanced durability and long service life, while its short dwell time gas system helps maintain consistent performance and controllability.

Product Details

• Caliber: 5.56×45 (.223 Rem)
• Barrel Length: 12.5 inches (317 mm)
• Barrel Material: Chromoly steel
• Finish: Chrome lined
• Twist Rate: 1:7" RH
• Operating System: Direct impingement
• Gas System: Mid-length
• Compatibility: Designed for LMT monolithic receivers (Spec War upper)
• Treatment: Cryogenically treated for durability

Product Features

• Optimized for suppressed and unsuppressed use
• Short dwell time improves recoil impulse and gas management
• Designed for reliable cycling under varied conditions
• Chrome-lined bore for extended barrel life and corrosion resistance
• Mid-length gas system for smoother operation
• Low-profile gas block compatibility
• Enhanced durability through cryogenic treatment