The LanTac USA LLC LA00241 barrel sets a new standard in firearm accuracy and performance. Engineered with precision, each barrel is meticulously crafted to ensure optimal chambering and headspacing, matching perfectly with a master bolt face, guaranteeing enhanced reliability and accuracy. Pistol length gas system for reliable operation Certified 416R Stainless Steel for durability 1:7 Twist Rate for superior projectile stabilization Extended M4 feed ramps for improved feeding Made in the USA, ensuring high-quality craftsmanship Elevate your shooting experience with LanTac's unmatched quality and design.