Proof Research DD5 AR-10 6.5 Creedmoor 20in Drop-In Barrel 1:8 5/8-24

The Proof Research carbon fiber drop-in barrel for the Daniel Defense DD5 AR-10 chambered in 6.5 Creedmoor delivers a precision-forward upgrade with a ready-to-install design that threads, chambers, and is pre-fit for immediate use. This pre-fit carbon fiber barrel is engineered specifically for the Daniel Defense DD5 platform, enabling a seamless swap that preserves accuracy and enhances weight savings without sacrificing reliability. By crafting carbon fiber barrels for the DD5, Proof has made barrel swaps straightforward for shooters seeking improved balance and responsive handling, while maintaining the performance expectations of a high-end AR-10 setup. The 20-inch length with a 1:8 twist and 5/8-24 thread pattern supports stable long-range performance and versatile use across hunting and target shooting applications, delivering improved stiffness, heat dissipation, and rigidity while reducing overall rifle weight. This drop-in solution is ideal for shooters who want a ready-to-install upgrade that maintains precision, accelerates field setup, and preserves the compatibility and modularity that modern AR platforms demand.