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, barebow and bow hunting. 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. Product Features High-strength carbon fiber bonded to a 7075 alloy core Straightness tolerance of +/- .001? Weight tolerance of +/- 0.5 grains in precise weight codes Diameter: 4mm for easy tuning and enhanced accuracy Includes AAE Hybrid 26 vanes Ideal for all forms of archery: recurve, compound, target, field, barebow Meets global multi-use competition field compliance standards Product Specifications Size: 380 Shaft Weight GPI: 8.3 Shaft O.D. (inches): .231 Stock Length (inches): 32.63 4 mm HL Point Filament: #3 4 mm Pin Filament: #4 Halfout Size: #1 4 mm Nock Collar: #4