Seen on the MgLite MgMicro Lite and Divide this lightweight heat-dissipating barrel is perfect for backcountry and high-altitude hunts where every ounce counts.CURE(TM) Carbon Fiber Barrel with Cold Bore Technology(TM)Features: CALIBER: 7 PRC BARREL LENGTH: 22" TWIST RATE: 1:8 BARREL CONTOUR: No. 6 CURE Barrel WEIGHT: 4.2 lbs SCOPE MOUNT THREAD: 8-40 SCOPE MOUNT PATTERN: REM 700 COLOR: Raw Stainless/Carbon