These arrows are designed for a wide range of archery disciplines including recurve, compound, target, field, and barebow hunting. The 4mm shaft offers legendary X10 precision and is constructed with high-strength carbon fiber bonded to a 7075 alloy core for unmatched durability and compliance with multi-use competition standards globally. The weight-coded shafts align perfectly with Easton's top-tier 4mm points, nocks, pins, halfouts, and collar systems, ensuring consistent performance across all shooting events. These arrows come equipped with Easton's exclusive five-point straightness check, delivering match-grade accuracy. With their fine-tuned tolerances that meet the tightest specifications for spine consistency and straightness, the X10 4mm Parallel Pro arrows set the standard for competitive archery.