Easton XX75 GameGetter Aluminum Arrow - 6 pack - The micro wall of 7075 aluminum alloy has a more consistent spine, straightness, and weight and most all carbon arrows. The EasyOut Alloy surface provides easy arrow removal from even the toughest targets. Guaranteed straightness ±.003 inches Weight Tolerance ±1.25% Hard-anodized finish Strength 96,000 psi Made of 7075 Alloy inches long 11.7 grains per inch