The Criterion Barrels Heavy Hybrid LR-308 Barrel is a mid-weight barrel that offers a perfect balance between weight and intelligently distributed barrel material for excellent heat absorption and consistent harmonics. This barrel can be easily carried in the field all day but will also provide exceptional performance even under extreme use and high rates of fire. The versatility of this barrel allows it to be used in a variety of applications from competition and tactical uses to hunting applications. FeaturesDPMS compatibleHoned and hand-lapped rifling for bore uniformity and a pristine internal finish - aids in barrel cleaning and paramount for accuracyFinely polished chambers for reliable extraction and feedingRifle length gas system compatible with AR15 gas tube systemGas hole tuned for proper function with and without suppressor