It's no secret that the key to great accuracy is good training. After that it often comes down to a match-grade barrel. Built from high-quality stainless steel precision polished and treated with premium coatings these barrels rival custom work and deliver the best in accuracy and performance round after round. 1:10 twist / 6 groove rifling PVD coating creates a durable barrier against wear CNC-machined from 4340H steel billet results in superior corrosion resistance and durability Target crowned muzzle Individually hand inspected No gunsmith required Limited lifetime warranty