Constructed from high-grade carbon with a proprietary blend of high-modulus materials, these shafts feature Altra's NO SPINE Technology for superior tunability and consistency. Each shaft boasts a straightness specification of up to 0.003 inches, verified with state-of-the-art measuring equipment. The weight-matching process ensures that every arrow is within +/- 1 grain, providing the most consistent performance available. These shafts are designed to help archers reach the pinnacle of precision and performance.