Check the listing for details. Easton X10 Parallel Pro 340 Shafts (1 Dozen). Color: Multi-Color, Condition: New. Listed at 249.99 USD. Easton X10 Parallel Pro 340 Shafts (1 Dozen) ABOUT THE PRODUCT 4MM Aluminum Carbon Shafts Elevate your archery game with the latest innovation from Easton—the X10 4mm Parallel Pro. Parallel Pro is an easy-tuning lightweight 4mm shaft offering legendary X10 precision and quality, making it the perfect choice for all forms of archery including: recurve, compound, target, field, and barebow. X10 4mm Parallel Pro is made with durable A/C construction meeting multi-use competition field compliance standards, worldwide. The weight-coded, shafts seamlessly pair with Easton’s top-tier 4mm points, nocks, pins, halfouts and collar systems and are offered in 15 precise spine values from 250 down to 1150. X10 4mm Parallel Pro’s factory tolerances offer the tightest standards for spine around the shaft eliminating any need for custom alignment and Easton’s exclusive five-point straightness check offers match-grade accuracy in every X10 series arrow. Unlock a new dimension of archery excellence with the X10 4mm Parallel Pro. Elevate your precision, amplify your accuracy—your journey to the podium begins now.SPECIFICATIONS– High-strength carbon fiber bonded to a 7075 alloy core – Straightness: ± .001” – Weight tolerance: ± 0.5 grains in precise weight codes – Components sold separately