The Easton X10 4mm Parallel Pro is a cutting-edge addition to the world-renowned X10 arrow lineup, designed for archers seeking unmatched precision and performance across all archery disciplines. Constructed with an aerospace alloy core and meeting global competition standards, the Parallel Pro shafts are weight-coded for perfect balance and offer a range of 15 spine values. They exemplify Easton’s commitment to excellence with their strict manufacturing tolerances and proprietary five-point straightness check, ensuring match-grade accuracy.