The TENPOINT CenterPunch HPX 20" arrows are constructed from carbon fiber and feature a straightness factor of plus/minus .001". Each arrow weighs 445 grains and is equipped with an Alpha Blaze red lighted nock for enhanced visibility.Key FeaturesMaterial: Made from durable carbon fiber for strength and reliability.Length: Each arrow measures 20 inches in length.Straightness Factor: Offers a straightness factor of plus/minus .001" for improved accuracy.Alpha Blaze Nock: Equipped with a bright red lighted nock for visibility during low-light conditions.