The Easton X7 Eclipse is a popular arrow among top level archers for its precision and perfect tune. With a precise spine, consistent weight (± 0.75%) and incredible straightness (±.001") serious shooters consistently choose this classic performer. Sizes up to 1914 use the G UNI bushing system, above 2014 uses the Super UNI bushing system. Key Features Aerospace alloy surface provides easy removal from high density targets Permanent, state-of-the-art alloy finish Easton’s patented nock system for consistent, precise nock/shaft alignment