The Douglas CONTOUR #4 Ultra Rifled 6.5mm 1-9 Twist Rifle Barrel delivers precision and consistency for serious long-range builds, crafted in Chrome Moly Steel to balance strength and shootability. This contour #4 profile provides a classic, efficient profile that maintains rigidity while reducing overall weight, supporting enhanced stability and heat management during extended training or field sessions. The 1-9 twist rate is optimized for a broad range of 6.5 mm projectiles, offering dependable jacketed and lead-core performance with tight, repeatable groups. Designed to pair seamlessly with high-SOCOM style rifles or sporter configurations, the Ultra Rifled bore geometry promotes superior velocity uniformity and smoother bore interaction, translating to enhanced accuracy across sessions. The combination of the chrome moly construction and precision rifling ensures consistent bore wear characteristics and long-term durability under rigorous use, from benchrest drills to precision hunting scenarios. Ideal for rifle builds where reliability, rigidity, and refinement matter, this barrel supports meticulous load development and safe, repeatable performance, enabling shooters to pursue precise shot placement at longer ranges with confidence.